diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 52c6fc4bf0e..99e2190fb63 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -141,7 +141,7 @@ pyOpenSSL>=24.0.0
 
 # protobuf must be in package constraints for the wheel
 # builder to build binary wheels
-protobuf==5.28.2
+protobuf==5.28.3
 
 # faust-cchardet: Ensure we have a version we can build wheels
 # 2.1.18 is the first version that works with our wheel builder
diff --git a/script/gen_requirements_all.py b/script/gen_requirements_all.py
index ca1b16200d3..1ad0d863062 100755
--- a/script/gen_requirements_all.py
+++ b/script/gen_requirements_all.py
@@ -157,7 +157,7 @@ pyOpenSSL>=24.0.0
 
 # protobuf must be in package constraints for the wheel
 # builder to build binary wheels
-protobuf==5.28.2
+protobuf==5.28.3
 
 # faust-cchardet: Ensure we have a version we can build wheels
 # 2.1.18 is the first version that works with our wheel builder