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-rw-r--r--packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol2
1 files changed, 1 insertions, 1 deletions
diff --git a/packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol b/packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol
index e9f882194..80475e6e3 100644
--- a/packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol
+++ b/packages/contracts/src/2.0.0/protocol/Exchange/MixinAssetProxyDispatcher.sol
@@ -83,7 +83,7 @@ contract MixinAssetProxyDispatcher is
internal
{
// Do nothing if no amount should be transferred.
- if (amount > 0) {
+ if (amount > 0 && from != to) {
// Ensure assetData length is valid
require(
assetData.length > 3,