diff --git a/main.py b/main.py
index 3c03d34..417e07f 100644
--- a/main.py
+++ b/main.py
@@ -1470,7 +1470,7 @@ async def fastapi_get_network_link_nodes(network: str) -> list[str] | None:
 async def fastapi_get_major_pipe_nodes(network: str, diameter: int) -> list[str] | None:
     start_time = time.time()
     result = get_major_pipe_nodes(network, diameter)
-    end_time = time.time)
+    end_time = time.time()
     logger.info("get_major_pipe_nodes: %s, time: %s", result, end_time - start_time)
     return result