diff --git a/package.json b/package.json
index 9b7f4fa6..46d41e62 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
     "handlebars": "^4.0.6",
     "jquery": "^3.1.1",
     "lodash": "^4.17.4",
-    "protoplast": "^2.0.0-alpha.24",
+    "protoplast": "2.0.0-alpha.24",
     "stdio": "^0.2.7",
     "text": "requirejs/text"
   }