diff --git a/caffe2/python/experiment_util.py b/caffe2/python/experiment_util.py
index 6084312df84..ac020cc6c6b 100644
--- a/caffe2/python/experiment_util.py
+++ b/caffe2/python/experiment_util.py
@@ -110,5 +110,5 @@ class ModelTrainerLog():
             try:
                 logger.log(logdict)
             except Exception as e:
-                logging.warn(
+                logging.warning(
                     "Failed to call ExternalLogger: {}".format(e), e)