diff --git a/versionToServerVersionMapping.json b/versionToServerVersionMapping.json
index 74f94c5c..368e31ee 100644
--- a/versionToServerVersionMapping.json
+++ b/versionToServerVersionMapping.json
@@ -16,7 +16,7 @@
   {
     "tag": "PREVIEW",
     "uiVersion": "r1738",
-    "serverVersion": "r1527"
+    "serverVersion": "r1528"
   },
   {
     "tag": "v1.1.0",