diff --git a/package.json b/package.json
index c5087e8b..274b807f 100644
--- a/package.json
+++ b/package.json
@@ -39,8 +39,8 @@
     "webfonts-generator": "^0.4.0"
   },
   "dependencies": {
-    "pxt-common-packages": "0.23.39",
-    "pxt-core": "3.20.11"
+    "pxt-common-packages": "0.23.45",
+    "pxt-core": "3.21.7"
   },
   "scripts": {
     "test": "node node_modules/pxt-core/built/pxt.js travis"