diff --git a/src/judas_server/backend/backend_server.py b/src/judas_server/backend/backend_server.py
index 89930c6..0411a15 100644
--- a/src/judas_server/backend/backend_server.py
+++ b/src/judas_server/backend/backend_server.py
@@ -197,6 +197,8 @@ class BackendServer:
                         self._accept_connection(key.fileobj)
                     else:
                         self._handle_connection(key, mask)
+                time.sleep(0.001)  # prevent 100% CPU usage
+
         except Exception as e:
             self.logger.error(f"Server error: {e}")
             raise e