diff --git a/linux-port.sh b/linux-port.sh
index 502aaeb..f83e137 100644
--- a/linux-port.sh
+++ b/linux-port.sh
@@ -1,4 +1,4 @@
 echo "=== 需要查看的端口号:"
 read -p ">>> " PORT
 
-netstat -tunlp |rep $PORT
+netstat -tunlp | grep $PORT