diff --git a/package.json b/package.json
index 0822c1d5..88b76c73 100644
--- a/package.json
+++ b/package.json
@@ -41,6 +41,6 @@
     "@types/node": "8.0.53"
   },
   "dependencies": {
-    "pxt-core": "3.18.2"
+    "pxt-core": "3.18.4"
   }
 }