diff --git a/torchrec/modules/pruning_logger.py b/torchrec/modules/pruning_logger.py
index 53bf1589e..09306cc2b 100644
--- a/torchrec/modules/pruning_logger.py
+++ b/torchrec/modules/pruning_logger.py
@@ -5,6 +5,8 @@
 # This source code is licensed under the BSD-style license found in the
 # LICENSE file in the root directory of this source tree.
 
+# pyre-strict
+
 import logging
 from abc import ABC, abstractmethod
 from contextlib import contextmanager