From 0cc7592779cc72b9b6448430f49918c763553d31 Mon Sep 17 00:00:00 2001
From: pk1411 <pulkit.kejriwal@crio-users.in>
Date: Sun, 6 Mar 2022 22:05:42 +0530
Subject: [PATCH] minor fixes

---
 contracts/arbitrum/connectors/sushiswap/events.sol              | 2 +-
 contracts/arbitrum/connectors/sushiswap/helpers.sol             | 2 +-
 contracts/arbitrum/connectors/sushiswap/interface.sol           | 2 +-
 contracts/arbitrum/connectors/sushiswap/main.sol                | 2 +-
 .../connectors/uniswap-sell-beta/libraries/FixedPoint96.sol     | 2 +-
 .../connectors/uniswap-sell-beta/libraries/LowGasSafeMath.sol   | 2 +-
 .../connectors/uniswap-sell-beta/libraries/SafeCast.sol         | 2 +-
 .../connectors/uniswap-sell-beta/libraries/UnsafeMath.sol       | 2 +-
 contracts/arbitrum/connectors/uniswap/v3_staker/interface.sol   | 1 -
 contracts/avalanche/connectors/basic-ERC1155/events.sol         | 2 +-
 contracts/avalanche/connectors/basic-ERC1155/main.sol           | 1 -
 contracts/avalanche/connectors/basic-ERC721/events.sol          | 1 -
 contracts/avalanche/connectors/basic-ERC721/main.sol            | 1 -
 contracts/avalanche/connectors/sushiswap/events.sol             | 1 -
 contracts/avalanche/connectors/sushiswap/helpers.sol            | 1 -
 contracts/avalanche/connectors/sushiswap/interface.sol          | 1 -
 contracts/avalanche/connectors/sushiswap/main.sol               | 1 -
 contracts/mainnet/connectors/sushi-incentive/events.sol         | 2 +-
 contracts/mainnet/connectors/sushi-incentive/helpers.sol        | 1 -
 contracts/mainnet/connectors/sushi-incentive/interface.sol      | 1 -
 contracts/mainnet/connectors/sushi-incentive/main.sol           | 1 -
 contracts/mainnet/connectors/sushiswap/events.sol               | 1 -
 contracts/mainnet/connectors/sushiswap/helpers.sol              | 1 -
 contracts/mainnet/connectors/sushiswap/interface.sol            | 1 -
 contracts/mainnet/connectors/sushiswap/main.sol                 | 1 -
 contracts/mainnet/connectors/ubiquity/events.sol                | 1 -
 contracts/mainnet/connectors/ubiquity/helpers.sol               | 1 -
 contracts/mainnet/connectors/ubiquity/interfaces.sol            | 1 -
 contracts/mainnet/connectors/ubiquity/main.sol                  | 1 -
 contracts/mainnet/connectors/uniswap/v3_staker/interface.sol    | 1 -
 contracts/mapping/InstaMappingController.sol                    | 1 -
 contracts/optimism/connectors/basic-ERC1155/events.sol          | 1 -
 contracts/optimism/connectors/basic-ERC1155/main.sol            | 1 -
 contracts/optimism/connectors/basic-ERC721/events.sol           | 1 -
 contracts/optimism/connectors/basic-ERC721/main.sol             | 1 -
 contracts/optimism/connectors/uniswap/v3/events.sol             | 1 -
 contracts/optimism/connectors/uniswap/v3/helpers.sol            | 1 -
 contracts/optimism/connectors/uniswap/v3/interface.sol          | 1 -
 contracts/optimism/connectors/uniswap/v3/main.sol               | 1 -
 contracts/optimism/connectors/uniswap/v3_staker/events.sol      | 1 -
 contracts/optimism/connectors/uniswap/v3_staker/helpers.sol     | 1 -
 contracts/optimism/connectors/uniswap/v3_staker/interface.sol   | 2 +-
 contracts/optimism/connectors/uniswap/v3_staker/main.sol        | 2 +-
 contracts/optimism/connectors/weth/main.sol                     | 2 +-
 contracts/polygon/connectors/basic-ERC1155/events.sol           | 1 -
 contracts/polygon/connectors/basic-ERC1155/main.sol             | 1 -
 contracts/polygon/connectors/basic-ERC721/events.sol            | 1 -
 contracts/polygon/connectors/basic-ERC721/main.sol              | 1 -
 contracts/polygon/connectors/sushiswap/events.sol               | 1 -
 contracts/polygon/connectors/sushiswap/helpers.sol              | 1 -
 contracts/polygon/connectors/sushiswap/interface.sol            | 1 -
 contracts/polygon/connectors/sushiswap/main.sol                 | 1 -
 contracts/polygon/connectors/uniswap/v3_staker/interface.sol    | 2 +-
 53 files changed, 14 insertions(+), 53 deletions(-)

diff --git a/contracts/arbitrum/connectors/sushiswap/events.sol b/contracts/arbitrum/connectors/sushiswap/events.sol
index f4dbb421..4028259f 100644
--- a/contracts/arbitrum/connectors/sushiswap/events.sol
+++ b/contracts/arbitrum/connectors/sushiswap/events.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/arbitrum/connectors/sushiswap/helpers.sol b/contracts/arbitrum/connectors/sushiswap/helpers.sol
index 694b1994..4acd6da4 100644
--- a/contracts/arbitrum/connectors/sushiswap/helpers.sol
+++ b/contracts/arbitrum/connectors/sushiswap/helpers.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 import {TokenInterface} from "../../common/interfaces.sol";
diff --git a/contracts/arbitrum/connectors/sushiswap/interface.sol b/contracts/arbitrum/connectors/sushiswap/interface.sol
index d030ec21..4f3386aa 100644
--- a/contracts/arbitrum/connectors/sushiswap/interface.sol
+++ b/contracts/arbitrum/connectors/sushiswap/interface.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 interface ISushiSwapRouter {
diff --git a/contracts/arbitrum/connectors/sushiswap/main.sol b/contracts/arbitrum/connectors/sushiswap/main.sol
index 7bf8c80a..91061861 100644
--- a/contracts/arbitrum/connectors/sushiswap/main.sol
+++ b/contracts/arbitrum/connectors/sushiswap/main.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/FixedPoint96.sol b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/FixedPoint96.sol
index 63b42c29..def57be8 100644
--- a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/FixedPoint96.sol
+++ b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/FixedPoint96.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity >=0.4.0;
 
 /// @title FixedPoint96
diff --git a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/LowGasSafeMath.sol b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/LowGasSafeMath.sol
index dbc817c2..f4229ead 100644
--- a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/LowGasSafeMath.sol
+++ b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/LowGasSafeMath.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity >=0.7.0;
 
 /// @title Optimized overflow and underflow safe math operations
diff --git a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/SafeCast.sol b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/SafeCast.sol
index a8ea2298..964ee9ec 100644
--- a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/SafeCast.sol
+++ b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/SafeCast.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity >=0.5.0;
 
 /// @title Safe casting methods
diff --git a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/UnsafeMath.sol b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/UnsafeMath.sol
index f62f8467..6d56aff7 100644
--- a/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/UnsafeMath.sol
+++ b/contracts/arbitrum/connectors/uniswap-sell-beta/libraries/UnsafeMath.sol
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
+// SPDX-License-Identifier: MIT
 pragma solidity >=0.5.0;
 
 /// @title Math functions that do not check inputs or outputs
diff --git a/contracts/arbitrum/connectors/uniswap/v3_staker/interface.sol b/contracts/arbitrum/connectors/uniswap/v3_staker/interface.sol
index f7d967cd..4935da19 100644
--- a/contracts/arbitrum/connectors/uniswap/v3_staker/interface.sol
+++ b/contracts/arbitrum/connectors/uniswap/v3_staker/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
 pragma solidity =0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/avalanche/connectors/basic-ERC1155/events.sol b/contracts/avalanche/connectors/basic-ERC1155/events.sol
index e53d7038..e5906573 100644
--- a/contracts/avalanche/connectors/basic-ERC1155/events.sol
+++ b/contracts/avalanche/connectors/basic-ERC1155/events.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/avalanche/connectors/basic-ERC1155/main.sol b/contracts/avalanche/connectors/basic-ERC1155/main.sol
index 5df5f51f..399ce862 100644
--- a/contracts/avalanche/connectors/basic-ERC1155/main.sol
+++ b/contracts/avalanche/connectors/basic-ERC1155/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/avalanche/connectors/basic-ERC721/events.sol b/contracts/avalanche/connectors/basic-ERC721/events.sol
index 560661bf..cd7d60d5 100644
--- a/contracts/avalanche/connectors/basic-ERC721/events.sol
+++ b/contracts/avalanche/connectors/basic-ERC721/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/avalanche/connectors/basic-ERC721/main.sol b/contracts/avalanche/connectors/basic-ERC721/main.sol
index e6577084..1e1cd192 100644
--- a/contracts/avalanche/connectors/basic-ERC721/main.sol
+++ b/contracts/avalanche/connectors/basic-ERC721/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/avalanche/connectors/sushiswap/events.sol b/contracts/avalanche/connectors/sushiswap/events.sol
index f4dbb421..cd829b0c 100644
--- a/contracts/avalanche/connectors/sushiswap/events.sol
+++ b/contracts/avalanche/connectors/sushiswap/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/avalanche/connectors/sushiswap/helpers.sol b/contracts/avalanche/connectors/sushiswap/helpers.sol
index d1c1b381..6c47020d 100644
--- a/contracts/avalanche/connectors/sushiswap/helpers.sol
+++ b/contracts/avalanche/connectors/sushiswap/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 import {TokenInterface} from "../../common/interfaces.sol";
diff --git a/contracts/avalanche/connectors/sushiswap/interface.sol b/contracts/avalanche/connectors/sushiswap/interface.sol
index d030ec21..e0c7bc02 100644
--- a/contracts/avalanche/connectors/sushiswap/interface.sol
+++ b/contracts/avalanche/connectors/sushiswap/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 interface ISushiSwapRouter {
diff --git a/contracts/avalanche/connectors/sushiswap/main.sol b/contracts/avalanche/connectors/sushiswap/main.sol
index 57f58599..3bdf6313 100644
--- a/contracts/avalanche/connectors/sushiswap/main.sol
+++ b/contracts/avalanche/connectors/sushiswap/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/mainnet/connectors/sushi-incentive/events.sol b/contracts/mainnet/connectors/sushi-incentive/events.sol
index 564de3d9..b3bb8ebc 100644
--- a/contracts/mainnet/connectors/sushi-incentive/events.sol
+++ b/contracts/mainnet/connectors/sushi-incentive/events.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/mainnet/connectors/sushi-incentive/helpers.sol b/contracts/mainnet/connectors/sushi-incentive/helpers.sol
index abbd384c..b0d4a64e 100644
--- a/contracts/mainnet/connectors/sushi-incentive/helpers.sol
+++ b/contracts/mainnet/connectors/sushi-incentive/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 pragma experimental ABIEncoderV2;
 
diff --git a/contracts/mainnet/connectors/sushi-incentive/interface.sol b/contracts/mainnet/connectors/sushi-incentive/interface.sol
index 2161484a..a0f90c1d 100644
--- a/contracts/mainnet/connectors/sushi-incentive/interface.sol
+++ b/contracts/mainnet/connectors/sushi-incentive/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 pragma experimental ABIEncoderV2;
 
diff --git a/contracts/mainnet/connectors/sushi-incentive/main.sol b/contracts/mainnet/connectors/sushi-incentive/main.sol
index 58f8c5cc..5b32c549 100644
--- a/contracts/mainnet/connectors/sushi-incentive/main.sol
+++ b/contracts/mainnet/connectors/sushi-incentive/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 pragma experimental ABIEncoderV2;
 
diff --git a/contracts/mainnet/connectors/sushiswap/events.sol b/contracts/mainnet/connectors/sushiswap/events.sol
index f4dbb421..cd829b0c 100644
--- a/contracts/mainnet/connectors/sushiswap/events.sol
+++ b/contracts/mainnet/connectors/sushiswap/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/mainnet/connectors/sushiswap/helpers.sol b/contracts/mainnet/connectors/sushiswap/helpers.sol
index 9a9a886c..5b7716e4 100644
--- a/contracts/mainnet/connectors/sushiswap/helpers.sol
+++ b/contracts/mainnet/connectors/sushiswap/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 import {TokenInterface} from "../../common/interfaces.sol";
diff --git a/contracts/mainnet/connectors/sushiswap/interface.sol b/contracts/mainnet/connectors/sushiswap/interface.sol
index d030ec21..e0c7bc02 100644
--- a/contracts/mainnet/connectors/sushiswap/interface.sol
+++ b/contracts/mainnet/connectors/sushiswap/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 interface ISushiSwapRouter {
diff --git a/contracts/mainnet/connectors/sushiswap/main.sol b/contracts/mainnet/connectors/sushiswap/main.sol
index f7f73784..8602896f 100644
--- a/contracts/mainnet/connectors/sushiswap/main.sol
+++ b/contracts/mainnet/connectors/sushiswap/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/mainnet/connectors/ubiquity/events.sol b/contracts/mainnet/connectors/ubiquity/events.sol
index 6a1091a4..9992e592 100644
--- a/contracts/mainnet/connectors/ubiquity/events.sol
+++ b/contracts/mainnet/connectors/ubiquity/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity 0.7.6;
 
 contract Events {
diff --git a/contracts/mainnet/connectors/ubiquity/helpers.sol b/contracts/mainnet/connectors/ubiquity/helpers.sol
index c663b986..c3088248 100644
--- a/contracts/mainnet/connectors/ubiquity/helpers.sol
+++ b/contracts/mainnet/connectors/ubiquity/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity 0.7.6;
 
 import { Basic } from "../../common/basic.sol";
diff --git a/contracts/mainnet/connectors/ubiquity/interfaces.sol b/contracts/mainnet/connectors/ubiquity/interfaces.sol
index f6fb8946..7adc230f 100644
--- a/contracts/mainnet/connectors/ubiquity/interfaces.sol
+++ b/contracts/mainnet/connectors/ubiquity/interfaces.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity 0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/mainnet/connectors/ubiquity/main.sol b/contracts/mainnet/connectors/ubiquity/main.sol
index d6bbd587..70352510 100644
--- a/contracts/mainnet/connectors/ubiquity/main.sol
+++ b/contracts/mainnet/connectors/ubiquity/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/mainnet/connectors/uniswap/v3_staker/interface.sol b/contracts/mainnet/connectors/uniswap/v3_staker/interface.sol
index f7d967cd..4935da19 100644
--- a/contracts/mainnet/connectors/uniswap/v3_staker/interface.sol
+++ b/contracts/mainnet/connectors/uniswap/v3_staker/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
 pragma solidity =0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/mapping/InstaMappingController.sol b/contracts/mapping/InstaMappingController.sol
index d08b96cc..9a49f7c5 100644
--- a/contracts/mapping/InstaMappingController.sol
+++ b/contracts/mapping/InstaMappingController.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 import "@openzeppelin/contracts/utils/EnumerableSet.sol";
diff --git a/contracts/optimism/connectors/basic-ERC1155/events.sol b/contracts/optimism/connectors/basic-ERC1155/events.sol
index e53d7038..43c38fa9 100644
--- a/contracts/optimism/connectors/basic-ERC1155/events.sol
+++ b/contracts/optimism/connectors/basic-ERC1155/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/optimism/connectors/basic-ERC1155/main.sol b/contracts/optimism/connectors/basic-ERC1155/main.sol
index 838afcb1..7f245e91 100644
--- a/contracts/optimism/connectors/basic-ERC1155/main.sol
+++ b/contracts/optimism/connectors/basic-ERC1155/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/optimism/connectors/basic-ERC721/events.sol b/contracts/optimism/connectors/basic-ERC721/events.sol
index 560661bf..cd7d60d5 100644
--- a/contracts/optimism/connectors/basic-ERC721/events.sol
+++ b/contracts/optimism/connectors/basic-ERC721/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/optimism/connectors/basic-ERC721/main.sol b/contracts/optimism/connectors/basic-ERC721/main.sol
index 1d7e996f..9d2c665e 100644
--- a/contracts/optimism/connectors/basic-ERC721/main.sol
+++ b/contracts/optimism/connectors/basic-ERC721/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/optimism/connectors/uniswap/v3/events.sol b/contracts/optimism/connectors/uniswap/v3/events.sol
index 4dcf0eb8..1e14d668 100644
--- a/contracts/optimism/connectors/uniswap/v3/events.sol
+++ b/contracts/optimism/connectors/uniswap/v3/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/optimism/connectors/uniswap/v3/helpers.sol b/contracts/optimism/connectors/uniswap/v3/helpers.sol
index 371dd0cd..7fcb6765 100644
--- a/contracts/optimism/connectors/uniswap/v3/helpers.sol
+++ b/contracts/optimism/connectors/uniswap/v3/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/optimism/connectors/uniswap/v3/interface.sol b/contracts/optimism/connectors/uniswap/v3/interface.sol
index af80a57e..ac22dc56 100644
--- a/contracts/optimism/connectors/uniswap/v3/interface.sol
+++ b/contracts/optimism/connectors/uniswap/v3/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/optimism/connectors/uniswap/v3/main.sol b/contracts/optimism/connectors/uniswap/v3/main.sol
index 0d6cb580..05d075d2 100644
--- a/contracts/optimism/connectors/uniswap/v3/main.sol
+++ b/contracts/optimism/connectors/uniswap/v3/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/optimism/connectors/uniswap/v3_staker/events.sol b/contracts/optimism/connectors/uniswap/v3_staker/events.sol
index df778ba7..cea5a42a 100644
--- a/contracts/optimism/connectors/uniswap/v3_staker/events.sol
+++ b/contracts/optimism/connectors/uniswap/v3_staker/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/optimism/connectors/uniswap/v3_staker/helpers.sol b/contracts/optimism/connectors/uniswap/v3_staker/helpers.sol
index 77357d31..b36d0530 100644
--- a/contracts/optimism/connectors/uniswap/v3_staker/helpers.sol
+++ b/contracts/optimism/connectors/uniswap/v3_staker/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
 pragma solidity ^0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/optimism/connectors/uniswap/v3_staker/interface.sol b/contracts/optimism/connectors/uniswap/v3_staker/interface.sol
index 742a1a19..ddc3fb0e 100644
--- a/contracts/optimism/connectors/uniswap/v3_staker/interface.sol
+++ b/contracts/optimism/connectors/uniswap/v3_staker/interface.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
+
 pragma solidity =0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/optimism/connectors/uniswap/v3_staker/main.sol b/contracts/optimism/connectors/uniswap/v3_staker/main.sol
index 1ddbff80..0ffe0bd6 100644
--- a/contracts/optimism/connectors/uniswap/v3_staker/main.sol
+++ b/contracts/optimism/connectors/uniswap/v3_staker/main.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
+
 pragma solidity ^0.7.6;
 pragma abicoder v2;
 
diff --git a/contracts/optimism/connectors/weth/main.sol b/contracts/optimism/connectors/weth/main.sol
index 08c17925..93c48abf 100644
--- a/contracts/optimism/connectors/weth/main.sol
+++ b/contracts/optimism/connectors/weth/main.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
+
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/polygon/connectors/basic-ERC1155/events.sol b/contracts/polygon/connectors/basic-ERC1155/events.sol
index e53d7038..43c38fa9 100644
--- a/contracts/polygon/connectors/basic-ERC1155/events.sol
+++ b/contracts/polygon/connectors/basic-ERC1155/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/polygon/connectors/basic-ERC1155/main.sol b/contracts/polygon/connectors/basic-ERC1155/main.sol
index 100367e5..92db1a4c 100644
--- a/contracts/polygon/connectors/basic-ERC1155/main.sol
+++ b/contracts/polygon/connectors/basic-ERC1155/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/polygon/connectors/basic-ERC721/events.sol b/contracts/polygon/connectors/basic-ERC721/events.sol
index 560661bf..cd7d60d5 100644
--- a/contracts/polygon/connectors/basic-ERC721/events.sol
+++ b/contracts/polygon/connectors/basic-ERC721/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/polygon/connectors/basic-ERC721/main.sol b/contracts/polygon/connectors/basic-ERC721/main.sol
index fa14ea2d..30e41e3f 100644
--- a/contracts/polygon/connectors/basic-ERC721/main.sol
+++ b/contracts/polygon/connectors/basic-ERC721/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/polygon/connectors/sushiswap/events.sol b/contracts/polygon/connectors/sushiswap/events.sol
index f4dbb421..cd829b0c 100644
--- a/contracts/polygon/connectors/sushiswap/events.sol
+++ b/contracts/polygon/connectors/sushiswap/events.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 contract Events {
diff --git a/contracts/polygon/connectors/sushiswap/helpers.sol b/contracts/polygon/connectors/sushiswap/helpers.sol
index 59afb50e..c076ef24 100644
--- a/contracts/polygon/connectors/sushiswap/helpers.sol
+++ b/contracts/polygon/connectors/sushiswap/helpers.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 import {TokenInterface} from "../../common/interfaces.sol";
diff --git a/contracts/polygon/connectors/sushiswap/interface.sol b/contracts/polygon/connectors/sushiswap/interface.sol
index d030ec21..e0c7bc02 100644
--- a/contracts/polygon/connectors/sushiswap/interface.sol
+++ b/contracts/polygon/connectors/sushiswap/interface.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 interface ISushiSwapRouter {
diff --git a/contracts/polygon/connectors/sushiswap/main.sol b/contracts/polygon/connectors/sushiswap/main.sol
index eea25932..c919ac12 100644
--- a/contracts/polygon/connectors/sushiswap/main.sol
+++ b/contracts/polygon/connectors/sushiswap/main.sol
@@ -1,5 +1,4 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: MIT
 pragma solidity ^0.7.0;
 
 /**
diff --git a/contracts/polygon/connectors/uniswap/v3_staker/interface.sol b/contracts/polygon/connectors/uniswap/v3_staker/interface.sol
index f7d967cd..453bc19a 100644
--- a/contracts/polygon/connectors/uniswap/v3_staker/interface.sol
+++ b/contracts/polygon/connectors/uniswap/v3_staker/interface.sol
@@ -1,5 +1,5 @@
 //SPDX-License-Identifier: MIT
-// SPDX-License-Identifier: GPL-2.0-or-later
+
 pragma solidity =0.7.6;
 pragma abicoder v2;