diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c
index 72ddf23..854749d 100644
--- a/fs/cifs/cifsacl.c
+++ b/fs/cifs/cifsacl.c
@@ -556,6 +556,7 @@
 
 	/* instruct request_key() to use this special keyring as a cache for
 	 * the results it looks up */
+	set_bit(KEY_FLAG_ROOT_CAN_CLEAR, &keyring->flags);
 	cred->thread_keyring = keyring;
 	cred->jit_keyring = KEY_REQKEY_DEFL_THREAD_KEYRING;
 	root_cred = cred;