diff --git a/contracts/polygon/connectors/fluidity/interface.sol b/contracts/polygon/connectors/fluidity/interface.sol
index b3f6ec08..0c5a4b72 100644
--- a/contracts/polygon/connectors/fluidity/interface.sol
+++ b/contracts/polygon/connectors/fluidity/interface.sol
@@ -1,4 +1,4 @@
-pragma solidity ^0.8.0;
+pragma solidity ^0.8.6;
 
 interface P1M2 {