diff --git a/contracts/mocks/Uni.sol b/contracts/mocks/Uni.sol
index 052e77df6..b4b233c50 100644
--- a/contracts/mocks/Uni.sol
+++ b/contracts/mocks/Uni.sol
@@ -9,7 +9,7 @@
 pragma solidity ^0.5.16;
 pragma experimental ABIEncoderV2;
 
-// From https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/math/Math.sol
+// From https://github.com/OpenZeppelin/openzeppelin-contracts/blob/master/contracts/utils/math/Math.sol
 // Subject to the MIT license.
 
 /**