diff --git a/api_app/_version.py b/api_app/_version.py
index 493f7415d7..260c070a89 100644
--- a/api_app/_version.py
+++ b/api_app/_version.py
@@ -1 +1 @@
-__version__ = "0.3.0"
+__version__ = "0.3.1"
diff --git a/api_app/api/routes/api.py b/api_app/api/routes/api.py
index a7e5cae8d2..de4a683701 100644
--- a/api_app/api/routes/api.py
+++ b/api_app/api/routes/api.py
@@ -95,7 +95,7 @@ async def swagger_ui_redirect():
 
 def get_scope(workspace) -> str:
     # Cope with the fact that scope id can have api:// at the front.
-    return f"api://{workspace['properties']['scope_id'].lstrip('api://')}/user_impersonation"
+    return f"api://{workspace.properties['scope_id'].lstrip('api://')}/user_impersonation"
 
 
 @workspace_swagger_router.get("/workspaces/{workspace_id}/openapi.json", include_in_schema=False, name="openapi_definitions")