diff --git a/package.json b/package.json
index 29814a70401d68c268b692013866f18b97256618..f722a4ee4a6492393aed505f343add8229444729 100644
--- a/package.json
+++ b/package.json
@@ -96,7 +96,7 @@
     "redux-throttle": "0.1.1",
     "rimraf": "^2.6.1",
     "scratch-audio": "0.1.0-prerelease.20180625202813",
-    "scratch-blocks": "0.1.0-prerelease.1535662135",
+    "scratch-blocks": "0.1.0-prerelease.1537303399",
     "scratch-l10n": "3.0.20180830210150",
     "scratch-paint": "0.2.0-prerelease.20180914201930",
     "scratch-render": "0.1.0-prerelease.20180918201144",