diff --git a/setup.py b/setup.py
index 1a532249..ebb43671 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
 
 # Minimum dependencies required prior to installation
 INSTALL_REQUIRES = [
-    "protobuf==3.20.1",
+    "protobuf==3.20.2",
     "omegaconf==2.1.1",
     "hydra-core==1.1.1",
     "redis==3.5.3", # needed by Ray on Windows