diff --git a/contracts/receivers/aave-v2-receiver/events.sol b/contracts/receivers/aave-v2-receiver/events.sol
index 4d6372e..c4a3231 100644
--- a/contracts/receivers/aave-v2-receiver/events.sol
+++ b/contracts/receivers/aave-v2-receiver/events.sol
@@ -27,4 +27,12 @@ contract Events {
     );
 
     event LogMigrate(uint _id);
+
+    event LogFlashLoan(
+        address indexed sender,
+        address[] tokens,
+        uint[] amounts,
+        uint[] feeAmts,
+        uint route
+    );
 }
\ No newline at end of file
diff --git a/contracts/receivers/aave-v2-receiver/interfaces.sol b/contracts/receivers/aave-v2-receiver/interfaces.sol
index 46fa9b4..3203652 100644
--- a/contracts/receivers/aave-v2-receiver/interfaces.sol
+++ b/contracts/receivers/aave-v2-receiver/interfaces.sol
@@ -112,5 +112,5 @@ interface InstaListInterface {
 }
 
 interface DSAInterface {
-    function cast(address[] calldata _targets, bytes[] calldata _datas, address _origin) external payable returns (bytes32);
+    function castMigrate(string[] calldata _targets, bytes[] calldata _datas, address _origin) external payable returns (bytes32);
 }
\ No newline at end of file
diff --git a/contracts/receivers/aave-v2-receiver/main.sol b/contracts/receivers/aave-v2-receiver/main.sol
index bef9733..7dfd37e 100644
--- a/contracts/receivers/aave-v2-receiver/main.sol
+++ b/contracts/receivers/aave-v2-receiver/main.sol
@@ -160,12 +160,19 @@ contract InstaFlash is AaveV2Migrator {
             data,
             (address, uint256, address[], uint256[], string[], bytes[])
         );
-        DSAInterface(msg.sender).cast(cd.dsaTargets, cd.dsaData, 0xB7fA44c2E964B6EB24893f7082Ecc08c8d0c0F87);
+        DSAInterface(msg.sender).castMigrate(cd.dsaTargets, cd.dsaData, 0xB7fA44c2E964B6EB24893f7082Ecc08c8d0c0F87);
         for (uint i = 0; i < _length; i++) {
             uint _finBal = _tokenContracts[i].balanceOf(address(this));
             require(_finBal >= iniBal[i], "flashloan-not-returned");
         }
-        // TODO: emit event
+        uint[] memory _feeAmts = new uint[](_length);
+        emit LogFlashLoan(
+            msg.sender,
+            _tokens,
+            _amounts,
+            _feeAmts,
+            0
+        );
     }
 
 }