diff --git a/syscall/ipc_syscall.c b/syscall/ipc_syscall.c
index f0b3cfbdd0858d221d5005e6b113069d08776f22..628a966c9b5b6d75889c842030f5357d6f8e5862 100644
--- a/syscall/ipc_syscall.c
+++ b/syscall/ipc_syscall.c
@@ -78,12 +78,14 @@ mqd_t SysMqOpen(const char *mqName, int openFlag, mode_t mode, struct mq_attr *a
 int SysMqClose(mqd_t personal)
 {
     int ret;
+    int ufd = (INTPTR)personal;
 
     MQUEUE_FD_U2K(personal);
     ret = mq_close(personal);
     if (ret < 0) {
         return -get_errno();
     }
+    FreeProcessFd(ufd);
     return ret;
 }