diff --git a/package.json b/package.json
index 40aff03..a1996a9 100644
--- a/package.json
+++ b/package.json
@@ -47,10 +47,10 @@
     "chai": "^4.1.1",
     "eslint": "^4.12.0",
     "flow": "^0.2.3",
-    "gulp": "^3.9.1",
+    "gulp": "^4.0.0",
     "gulp-banner": "^0.1.3",
     "gulp-bump": "^2.8.0",
-    "gulp-nuget-pack": "0.0.7",
+    "gulp-nuget-pack": "0.1.0",
     "gulp-rename": "^1.2.2",
     "gulp-replace": "^0.6.1",
     "gulp-sequence": "^0.4.6",