diff --git a/versionToServerVersionMapping.json b/versionToServerVersionMapping.json
index 9ae1bc40..f7e43163 100644
--- a/versionToServerVersionMapping.json
+++ b/versionToServerVersionMapping.json
@@ -1,6 +1,6 @@
 [
   {
     "uiVersion": "PREVIEW",
-    "serverVersion": "r1436"
+    "serverVersion": "r1438"
   }
 ]