diff --git a/plugins/callback/fail_on_no_hosts.py b/plugins/callback/fail_on_no_hosts.py
index 862ae9a4..e022c0a4 100644
--- a/plugins/callback/fail_on_no_hosts.py
+++ b/plugins/callback/fail_on_no_hosts.py
@@ -1,5 +1,6 @@
 import sys
 
+from ansible import constants as C
 from ansible.plugins.callback import CallbackBase
 
 DOCUMENTATION = '''