diff --git a/package.json b/package.json
index 8a21df4..caf9d28 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
         "karma-jasmine-html-reporter": "0.2.2",
         "protractor": "5.3.2",
         "ts-node": "5.0.1",
-        "tslint": "5.9.1",
+        "tslint": "5.20.1",
         "typescript": "2.7.2"
     }
 }