diff --git a/Dockerfile b/Dockerfile
index 576d5771..15d65421 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,7 +23,7 @@ FROM mvdan/shfmt:v3.8.0 as shfmt
 FROM rhysd/actionlint:1.6.27 as actionlint
 FROM scalameta/scalafmt:v3.8.1 as scalafmt
 FROM zricethezav/gitleaks:v8.18.2 as gitleaks
-FROM yoheimuta/protolint:0.49.4 as protolint
+FROM yoheimuta/protolint:0.49.6 as protolint
 FROM ghcr.io/clj-kondo/clj-kondo:2024.03.13-alpine as clj-kondo
 FROM dart:3.3.3-sdk as dart
 FROM mcr.microsoft.com/dotnet/sdk:8.0.203-alpine3.19 as dotnet-sdk