diff --git a/ceod/model/ContainerRegistryService.py b/ceod/model/ContainerRegistryService.py
index 24682a9..2767dfb 100644
--- a/ceod/model/ContainerRegistryService.py
+++ b/ceod/model/ContainerRegistryService.py
@@ -76,7 +76,8 @@ class ContainerRegistryService:
             # For some reason a 403 is returned if the project doesn't exist
             return
         resp.raise_for_status()
-        repositories = [repo['name'] for repo in resp.json()]
+        # Each repo name has the format project/image
+        repositories = [repo['name'].split('/')[1] for repo in resp.json()]
         for repo in repositories:
             resp = self._http_delete(f'/projects/{username}/repositories/{repo}')
             resp.raise_for_status()
diff --git a/tests/MockHarborServer.py b/tests/MockHarborServer.py
index 87cf03a..0cf21f8 100644
--- a/tests/MockHarborServer.py
+++ b/tests/MockHarborServer.py
@@ -56,7 +56,8 @@ class MockHarborServer(MockHTTPServerBase):
             }]}, status=403)
         projects = self.projects[project_name]
         return web.json_response([
-            {'id': i, 'name': name} for i, name in enumerate(projects)
+            {'id': i, 'name': project_name + '/' + name}
+            for i, name in enumerate(projects)
         ])
 
     async def users_get_handler(self, request):