diff --git a/tools/shell/src/shellAuto.c b/tools/shell/src/shellAuto.c
index b8964298cb..f58a5d0931 100644
--- a/tools/shell/src/shellAuto.c
+++ b/tools/shell/src/shellAuto.c
@@ -1987,7 +1987,7 @@ void callbackAutoTab(char* sqlstr, TAOS* pSql, bool usedb) {
 
   if (dealUseDB(sql)) {
     // change to new db
-    if (varRunOnce) updateTireValue(WT_VAR_STABLE, false);
+    if (!varRunOnce) updateTireValue(WT_VAR_STABLE, false);
     return;
   }