diff --git a/package.json b/package.json
index b8649d8c1e8dd0e430e9eae5c1534f69007606bf..c8a380483f4549f0825f4d775c0d77c36c48be60 100644
--- a/package.json
+++ b/package.json
@@ -89,7 +89,7 @@
     "redux-throttle": "0.1.1",
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.1516198804",
-    "scratch-blocks": "0.1.0-prerelease.1519256473",
+    "scratch-blocks": "0.1.0-prerelease.1520285704",
     "scratch-l10n": "2.0.20180108132626",
     "scratch-paint": "0.2.0-prerelease.20180302160120",
     "scratch-render": "0.1.0-prerelease.1516837442",