diff --git a/src/client/src/tscProfile.c b/src/client/src/tscProfile.c
index d3ec06a9c9f05cb4f8496164c377e9a2c953f17b..6c0adea139237f29a1cee3c89f69defa41a15b54 100644
--- a/src/client/src/tscProfile.c
+++ b/src/client/src/tscProfile.c
@@ -59,7 +59,7 @@ void tscSaveSlowQueryFp(void *handle, void *tmrId) {
     taos = taos_connect(NULL, "monitor", tsInternalPass, NULL, 0);
     if (taos == NULL) {
       tscError("failed to save slow query, can't connect to server");
-      free(sql);
+      free(sql);
       return;
     }
   }