diff --git a/requirements-dev.txt b/requirements-dev.txt
index 938e3982a..d06c6ec8f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -46,7 +46,7 @@ overrides==7.7.0
 packaging==24.1
 platformdirs==4.3.6
 pluggy==1.5.0
-protobuf==5.27.3
+protobuf==5.28.2
 pycodestyle==2.12.1
 pycparser==2.22
 pydantic==2.8.2
diff --git a/requirements.txt b/requirements.txt
index 715118649..61b3b162b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -36,7 +36,7 @@ oauthlib==3.2.2
 overrides==7.7.0
 packaging==24.1
 platformdirs==4.3.6
-protobuf==5.27.3
+protobuf==5.28.2
 pycparser==2.22
 pydantic==2.8.2
 pydantic-core==2.20.1