diff --git a/versionToServerVersionMapping.json b/versionToServerVersionMapping.json
index 2e671e41..783bbc8d 100644
--- a/versionToServerVersionMapping.json
+++ b/versionToServerVersionMapping.json
@@ -5,7 +5,7 @@
     },
     {
         "tag": "OLD PREVIEW",
-        "uiVersion": "2998",
+        "uiVersion": "r2998",
         "serverVersion": "r2061"
     },
     {