diff --git a/extensions.json b/extensions.json
index c505c2c9f..7e29613fb 100644
--- a/extensions.json
+++ b/extensions.json
@@ -666,7 +666,8 @@
     {
       "id": "ocamllabs.ocaml-platform",
       "repository": "https://github.com/ocamllabs/vscode-ocaml-platform.git",
-      "version": "0.9.0"
+      "version": "0.9.0",
+      "checkout": "v0.9.0"
     },
     {
       "id": "octref.vetur",