diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index cf815b43b91..21616a68c32 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -148,7 +148,7 @@ pyOpenSSL>=23.1.0
 
 # protobuf must be in package constraints for the wheel
 # builder to build binary wheels
-protobuf==4.24.0
+protobuf==4.24.3
 
 # 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 7d587d761ec..c2bbfd4ffe3 100755
--- a/script/gen_requirements_all.py
+++ b/script/gen_requirements_all.py
@@ -149,7 +149,7 @@ pyOpenSSL>=23.1.0
 
 # protobuf must be in package constraints for the wheel
 # builder to build binary wheels
-protobuf==4.24.0
+protobuf==4.24.3
 
 # faust-cchardet: Ensure we have a version we can build wheels
 # 2.1.18 is the first version that works with our wheel builder