diff --git a/dev-requirements.txt b/dev-requirements.txt
index a50c680..613fd68 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -74,10 +74,8 @@ pluggy==1.5.0
     # via pytest
 pre-commit==3.8.0
     # via -r dev-requirements.in
-protobuf==5.27.3
-    # via
-    #   -r dev-requirements.in
-    #   -r requirements.in
+protobuf==5.27.4
+    # via -r dev-requirements.in
 pypng==0.20220715.0
     # via qrcode
 pytest==8.3.2
diff --git a/requirements.txt b/requirements.txt
index 4126da9..b15a11f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ pathspec==0.12.1
     # via mkdocs
 platformdirs==4.2.2
     # via mkdocs-get-deps
-protobuf==5.27.3
+protobuf==5.27.4
     # via -r requirements.in
 pypng==0.20220715.0
     # via qrcode