diff --git a/components/finsh/msh.c b/components/finsh/msh.c
index 8d2a51e920e614fead63540bc347f78ffa961315..35ebb4b55950cf00dfb9b8248a196b565db7d36e 100644
--- a/components/finsh/msh.c
+++ b/components/finsh/msh.c
@@ -276,7 +276,7 @@ int msh_exec(char* cmd, rt_size_t length)
         while(*cmd != ' ')
         {
             if (*cmd == 0) break;
-                cmd++;
+            cmd++;
         }
         if (*cmd == ' ') *cmd = 0;
         rt_kprintf("%s: command not found.\n", argv[0]);