diff --git a/fs/shm/shm_open.c b/fs/shm/shm_open.c
index 6274e460ed5..8f75d92fd57 100644
--- a/fs/shm/shm_open.c
+++ b/fs/shm/shm_open.c
@@ -142,7 +142,7 @@ static int file_shm_open(FAR struct file *shm, FAR const char *name,
   /* Associate the inode with a file structure */
 
   memset(shm, 0, sizeof(*shm));
-  shm->f_oflags = oflags;
+  shm->f_oflags = oflags | O_CLOEXEC | O_NOFOLLOW;
   shm->f_inode = inode;
 
 errout_with_sem: