diff --git a/awx_collection/plugins/modules/tower_project_update.py b/awx_collection/plugins/modules/tower_project_update.py
index 0ee764a5e4..42be06ea12 100644
--- a/awx_collection/plugins/modules/tower_project_update.py
+++ b/awx_collection/plugins/modules/tower_project_update.py
@@ -34,6 +34,7 @@ options:
     wait:
       description:
         - Wait for the project to update.
+        - If scm revision has not changed module will return not changed.
       default: True
       type: bool
     interval:
@@ -109,6 +110,9 @@ def main():
     if project is None:
         module.fail_json(msg="Unable to find project")
 
+    if wait:
+        scm_revision_original = project['scm_revision']
+
     # Update the project
     result = module.post_endpoint(project['related']['update'])
 
@@ -126,7 +130,10 @@ def main():
     start = time.time()
 
     # Invoke wait function
-    module.wait_on_url(url=result['json']['url'], object_name=module.get_item_name(project), object_type='Project Update', timeout=timeout, interval=interval)
+    result = module.wait_on_url(url=result['json']['url'], object_name=module.get_item_name(project), object_type='Project Update', timeout=timeout, interval=interval)
+    scm_revision_new = result['json']['scm_revision']
+    if scm_revision_new == scm_revision_original:
+        module.json_output['changed'] = False
 
     module.exit_json(**module.json_output)