diff --git a/main.py b/main.py
index 5617eb3..f9dbdde 100644
--- a/main.py
+++ b/main.py
@@ -342,7 +342,7 @@ class CreateHost(Resource):
                 "specs": specs,
                 "hostname": hostname,
                 "status": "DEAD",
-                "last_heart_beat": "",
+                "last_heartbeat": "",
             }
             client.put(host_key, host_entry, value_in_json=True)