diff --git a/awx_collection/plugins/modules/tower_inventory_source.py b/awx_collection/plugins/modules/tower_inventory_source.py
index c1198015d7..4ef336bf42 100644
--- a/awx_collection/plugins/modules/tower_inventory_source.py
+++ b/awx_collection/plugins/modules/tower_inventory_source.py
@@ -42,7 +42,7 @@ options:
     source:
       description:
         - The source to use for this group.
-      choices: [ "scm", "ec2", "gce", "azure_rm", "vmware", "satellite6", "openstack", "rhv", "tower", "custom" ]
+      choices: [ "scm", "ec2", "gce", "azure_rm", "vmware", "satellite6", "openstack", "rhv", "tower" ]
       type: str
     source_path:
       description:
@@ -158,7 +158,7 @@ def main():
         #
         # How do we handle manual and file? Tower does not seem to be able to activate them
         #
-        source=dict(choices=["scm", "ec2", "gce", "azure_rm", "vmware", "satellite6", "openstack", "rhv", "tower", "custom"]),
+        source=dict(choices=["scm", "ec2", "gce", "azure_rm", "vmware", "satellite6", "openstack", "rhv", "tower"]),
         source_path=dict(),
         source_vars=dict(type='dict'),
         enabled_var=dict(),