1 files changed, 2 insertions, 3 deletions
diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol
index f047342b3..4aad37709 100644
--- a/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/libs/LibAbiEncoder.sol
@@ -204,11 +204,10 @@ contract LibAbiEncoder {
             }
 
             // Set length of calldata
-            let calldataLen := sub(dataAreaEnd, add(fillOrderCalldata, 0x20))
-            mstore(fillOrderCalldata, calldataLen)
+            mstore(fillOrderCalldata, sub(dataAreaEnd, add(fillOrderCalldata, 0x20)))
 
             // Increment free memory pointer
-            mstore(0x40, add(fillOrderCalldata, add(calldataLen, 0x20)))
+            mstore(0x40, dataAreaEnd)
         }
 
         return fillOrderCalldata;