diff --git a/Dockerfile b/Dockerfile
index d95e4fa4..8781f041 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,7 +22,7 @@ FROM mvdan/shfmt:v3.8.0 as shfmt
 FROM rhysd/actionlint:1.6.27 as actionlint
 FROM scalameta/scalafmt:v3.8.0 as scalafmt
 FROM zricethezav/gitleaks:v8.18.2 as gitleaks
-FROM yoheimuta/protolint:0.47.6 as protolint
+FROM yoheimuta/protolint:0.49.3 as protolint
 FROM ghcr.io/clj-kondo/clj-kondo:2024.02.12-alpine as clj-kondo
 FROM dart:3.3.1-sdk as dart
 FROM mcr.microsoft.com/dotnet/sdk:8.0.101-alpine3.19 as dotnet-sdk