diff --git a/package.json b/package.json
index bf1e683..8a72a72 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "eslint-plugin-prettier": "3.1.4",
     "ganache-cli": "6.12.0",
     "prettier": "2.1.2",
-    "truffle": "5.1.48",
+    "truffle": "5.11.5",
     "truffle-assertions": "0.9.2"
   }
 }