diff --git a/package.json b/package.json
index d25349f7d4..00ef2b2707 100644
--- a/package.json
+++ b/package.json
@@ -55,6 +55,6 @@
     "shelljs": "^0.7.7",
     "tslint": "^5.1.0",
     "typedoc": "^0.5.10",
-    "typescript": "^2.4.1"
+    "typescript": "2.4.1"
   }
 }