diff --git a/etc/requirements.txt b/etc/requirements.txt
index 093185d019..71349c6797 100644
--- a/etc/requirements.txt
+++ b/etc/requirements.txt
@@ -20,7 +20,7 @@ marshmallow==3.14.1
 marshmallow-enum==1.5.1
 mypy-extensions==0.4.3
 oauthlib==3.2.1
-protobuf==3.19.4
+protobuf==3.19.5
 pyasn1==0.4.8
 pyasn1-modules==0.2.8
 Pygments==2.11.2