diff --git a/components/libc/posix/ipc/mqueue.c b/components/libc/posix/ipc/mqueue.c
index b2e7b7b6c4..4b5905ef48 100644
--- a/components/libc/posix/ipc/mqueue.c
+++ b/components/libc/posix/ipc/mqueue.c
@@ -138,7 +138,7 @@ mqd_t mq_open(const char *name, int oflag, ...)
     /* lock posix mqueue list */
     rt_sem_take(&posix_mq_lock, RT_WAITING_FOREVER);
     int len = rt_strlen(name);
-    if (len > PATH_MAX || len > RT_NAME_MAX)
+    if (len > RT_NAME_MAX)
     {
         rt_set_errno(ENAMETOOLONG);
         goto __return;