diff --git a/src/com/casic/swing/utils/CommandUtil.java b/src/com/casic/swing/utils/CommandUtil.java
index 4217863..c23cf2b 100644
--- a/src/com/casic/swing/utils/CommandUtil.java
+++ b/src/com/casic/swing/utils/CommandUtil.java
@@ -16,8 +16,7 @@
      */
     public static boolean checkEnv() {
         try {
-            Process exec = Runtime.getRuntime().exec("ls");
-//            Process exec = Runtime.getRuntime().exec("rpm -q ntp");
+            Process exec = Runtime.getRuntime().exec("rpm -q ntp");
             try {
                 //等待命令执行完成
                 exec.waitFor(5, TimeUnit.SECONDS);