diff --git a/components/dfs/KConfig b/components/dfs/KConfig
index 00a505cb545782cc01b2da2f99668c5df213b95b..91df96cb080d1f653d189726ec87f7d30ee8727c 100644
--- a/components/dfs/KConfig
+++ b/components/dfs/KConfig
@@ -14,7 +14,11 @@ if RT_USING_DFS
     config DFS_FILESYSTEMS_MAX
         int "The maximal number of mounted file system"
         default 2
-    
+
+    config DFS_FILESYSTEM_TYPES_MAX
+        int "The maximal number of file system type"
+        default 2
+
     config DFS_FD_MAX
         int "The maximal number of opened files"
         default 4