diff --git a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2023-03-01-preview/FlexibleServers.json b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2023-03-01-preview/FlexibleServers.json
index 241fb657e7fd..76d0ebb2fbf3 100644
--- a/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2023-03-01-preview/FlexibleServers.json
+++ b/specification/postgresql/resource-manager/Microsoft.DBforPostgreSQL/preview/2023-03-01-preview/FlexibleServers.json
@@ -376,6 +376,7 @@
       "type": "string",
       "description": "The version of a server.",
       "enum": [
+        "15",
         "14",
         "13",
         "12",