diff --git a/components/drivers/src/pipe.c b/components/drivers/src/pipe.c
index 74784240dc055b3644a505cb505a4a8697795755..ae87b6f5f22e54e91d2b15cae957f713073a498f 100644
--- a/components/drivers/src/pipe.c
+++ b/components/drivers/src/pipe.c
@@ -19,7 +19,7 @@
 
 static int pipe_fops_open(struct dfs_fd *fd)
 {
-	int rc = 0;
+    int rc = 0;
     rt_device_t device;
     rt_pipe_t *pipe;