diff --git a/lib/ansible/modules/system/cron.py b/lib/ansible/modules/system/cron.py
index e9f9ad4b1c9..4aaac4cc5b6 100644
--- a/lib/ansible/modules/system/cron.py
+++ b/lib/ansible/modules/system/cron.py
@@ -141,7 +141,7 @@ options:
     type: str
     version_added: "2.1"
 requirements:
-  - cron
+  - cron (or cronie on CentOS)
 author:
     - Dane Summers (@dsummersl)
     - Mike Grozak (@rhaido)