diff --git a/versionToServerVersionMapping.json b/versionToServerVersionMapping.json
index 783bbc8d..cc5cbfc3 100644
--- a/versionToServerVersionMapping.json
+++ b/versionToServerVersionMapping.json
@@ -1,7 +1,7 @@
 [
     {
         "uiVersion": "PREVIEW",
-        "serverVersion": "r2061"
+        "serverVersion": "r2066"
     },
     {
         "tag": "OLD PREVIEW",