diff --git a/package.json b/package.json
index 2708d51f..045deaf9 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "gulp-sourcemaps": "^1.6.0",
     "gulp-tslint": "^4.3.4",
     "gulp-typedoc": "^2.0.0",
-    "gulp-typescript": "^2.12.1",
+    "gulp-typescript": "^5.0.1",
     "gulp-uglify": "^1.5.1",
     "http-server": "^0.9.0",
     "ignore-loader": "^0.1.1",