diff --git a/csunplugged/package.json b/csunplugged/package.json
index 36c47fa6b..8948b1cc4 100644
--- a/csunplugged/package.json
+++ b/csunplugged/package.json
@@ -12,7 +12,7 @@
         "child_process": "1.0.2",
         "codemirror": "5.65.6",
         "cssnano": "6.0.2",
-        "blockly": "7.20211209.2",
+        "blockly": "10.3.0",
         "details-element-polyfill": "2.4.0",
         "fancy-log": "2.0.0",
         "gulp-concat": "2.6.1",