diff --git a/contracts/arbitrum/connectors/uniswap-sell-beta/helpers.sol b/contracts/arbitrum/connectors/uniswap-sell-beta/helpers.sol
index 9342a8e7..395837fc 100644
--- a/contracts/arbitrum/connectors/uniswap-sell-beta/helpers.sol
+++ b/contracts/arbitrum/connectors/uniswap-sell-beta/helpers.sol
@@ -5,11 +5,11 @@ import "./interface.sol";
 import {SqrtPriceMath} from "./libraries/SqrtPriceMath.sol";
 import "./libraries/TransferHelper.sol";
 
-abstract contract Helpers is ISwapRouter {
-    ISwapRouter router =
+contract Helpers is ISwapRouter {
+    ISwapRouter constant public router =
         ISwapRouter(0xE592427A0AEce92De3Edee1F18E0157C05861564);
 
-    UniswapV3Pool state =
+    UniswapV3Pool constant public state =
         UniswapV3Pool(0xCEda10b4d3bdE429DdA3A6daB87b38360313CBdB);
 
     function getPriceLimit(uint256 amountIn, bool zeroForOne)
diff --git a/contracts/arbitrum/connectors/uniswap-sell-beta/main.sol b/contracts/arbitrum/connectors/uniswap-sell-beta/main.sol
index 40881767..87274cfd 100644
--- a/contracts/arbitrum/connectors/uniswap-sell-beta/main.sol
+++ b/contracts/arbitrum/connectors/uniswap-sell-beta/main.sol
@@ -8,6 +8,7 @@ abstract contract uniswapSellBeta is Helpers {
         address tokenIn,
         address tokenOut,
         uint24 fee,
+        uint256 amountIn,
         uint256 amountOutMinimum,
         bool zeroForOne
     ) public payable returns (uint256 amountOut) {
@@ -18,7 +19,7 @@ abstract contract uniswapSellBeta is Helpers {
                 tokenOut,
                 msg.sender,
                 fee,
-                msg.value,
+                amountIn,
                 amountOutMinimum,
                 zeroForOne
             )