diff --git a/package.json b/package.json
index 272ff90043..917e1d4adc 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "shelljs": "^0.7.7",
     "tslint": "^5.1.0",
     "typedoc": "^0.9.0",
-    "typescript": "^2.6.2",
+    "typescript": "2.6.2",
     "webpack": "^3.10.0"
   }
 }