diff --git a/lib/galaxy/job_execution/container_monitor.py b/lib/galaxy/job_execution/container_monitor.py
index dfed37daf8d0..0590ce715db9 100644
--- a/lib/galaxy/job_execution/container_monitor.py
+++ b/lib/galaxy/job_execution/container_monitor.py
@@ -75,7 +75,8 @@ def main():
                         if ports[key]["host"] == "0.0.0.0":
                             ports[key]["host"] = host_ip
                 if callback_url:
-                    requests.post(callback_url, json={"container_runtime": ports}, timeout=DEFAULT_SOCKET_TIMEOUT)
+                    r = requests.post(callback_url, json={"container_runtime": ports}, timeout=DEFAULT_SOCKET_TIMEOUT)
+                    r.raise_for_status()
                 else:
                     with open("container_runtime.json", "w") as f:
                         json.dump(ports, f)