diff --git a/lib/contracts/contract_deployer.js b/lib/contracts/contract_deployer.js
index b3b46f05f..71cd69005 100644
--- a/lib/contracts/contract_deployer.js
+++ b/lib/contracts/contract_deployer.js
@@ -178,7 +178,7 @@ class ContractDeployer {
               deployedAddress = deployedAddress.substr(2);
             }
             let linkReference = '__' + filename + ":" + contractObj.className;
-            if (contractCode.indexOf(linkReference) < 0) {
+            if (contractCode.indexOf(linkReference.substr(0, 38)) < 0) { // substr to simulate the cut that solc does
               continue;
             }
             if (linkReference.length > 40) {