diff --git a/package.json b/package.json
index d639a4e51c..661febf6af 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "react-beautiful-dnd": "^4.0.1",
     "react-dom": "^15.6.0",
     "react-gemini-scrollbar": "matrix-org/react-gemini-scrollbar#5e97aef",
-    "slate": "^0.33.4",
+    "slate": "0.33.4",
     "slate-react": "^0.12.4",
     "slate-html-serializer": "^0.6.1",
     "slate-md-serializer": "matrix-org/slate-md-serializer#f7c4ad3",