diff --git a/paddle/scripts/fast_install.sh b/paddle/scripts/fast_install.sh
index 4f9ff8c7120ca371127bd64c5afd9daedaf0cd1d..b960d0f00a26196c827053c41a3b35b97e7cdb07 100644
--- a/paddle/scripts/fast_install.sh
+++ b/paddle/scripts/fast_install.sh
@@ -799,7 +799,7 @@ function checkMacAVX(){
         echo "检测结果：支持"
     else
         read -n1 -p "检测结果：不支持。非常抱歉，PaddlePaddle在Mac系统暂不提供no_avx类型的安装包，您可以选择在Linux系统中安装no_avx版的PaddlePaddle, 请按回车键退出..."
-        exit(0)
+        exit
     fi
     echo
 }