diff --git a/src/mp_api/client.py b/src/mp_api/client.py
index 62b07033..0ce5ce72 100644
--- a/src/mp_api/client.py
+++ b/src/mp_api/client.py
@@ -237,7 +237,7 @@ def get_database_version(self):
 
         Returns: database version as a string
         """
-        return get(url=self.endpoint + "/heartbeat").json()["db_version"]
+        return get(url=self.endpoint + "heartbeat").json()["db_version"]
 
     def get_materials_id_from_task_id(self, task_id: str) -> Union[str, None]:
         """