diff --git a/gso/services/provisioning_proxy.py b/gso/services/provisioning_proxy.py
index e9dc112871e5291c8894e22f5e09e33cd596ced8..1da00be001fe595c24cd20ce152cae466902b261 100644
--- a/gso/services/provisioning_proxy.py
+++ b/gso/services/provisioning_proxy.py
@@ -41,7 +41,7 @@ def _send_request(parameters: dict, callback_route: str) -> None:
     logger.debug(debug_msg)
 
     parameters.update({"callback": callback_url})
-    url = f"{pp_params.scheme}://{pp_params.api_base}/api/playbook"
+    url = f"{pp_params.scheme}://{pp_params.api_base}/api/playbook/"
 
     request = requests.post(url, json=parameters, timeout=10)
     request.raise_for_status()
@@ -135,7 +135,7 @@ def _show_pp_results(state: State) -> FormGenerator:
             title: str = f"Execution for {state['subscription']['product']['name']} completed."
 
         run_status: str = ReadOnlyField(state["callback_result"]["status"])
-        run_results: LongText = ReadOnlyField(json.dumps(state["callback_result"], indent=4))
+        callback_result: LongText = ReadOnlyField(json.dumps(state["callback_result"], indent=4))
 
     yield ConfirmRunPage
     return state