diff --git a/setup.py b/setup.py
index 2e6b69b..5f1e38a 100644
--- a/setup.py
+++ b/setup.py
@@ -18,7 +18,7 @@
         'tqdm>=4.64.0',
         'urllib3>=1.26.9',
         'hydra-core>=1.3.0',
-        'protobuf==3.20.0',
+        'protobuf==3.20.2',
         'loguru==0.6.0',
         'optuna==3.6.1',
         'ogb==1.3.6'