diff --git a/static/package.json b/static/package.json
index af4a09d..9a885e1 100644
--- a/static/package.json
+++ b/static/package.json
@@ -35,7 +35,7 @@
     "ngx-cookie-service": "^1.0.9",
     "rxjs": "^5.2.0",
     "ts-helpers": "^1.1.1",
-    "typescript": "^2.5.3",
+    "typescript": "^2.3.4",
     "webpack": "^3.6.0",
     "zone.js": "^0.8.18"
   },