diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 3031733..18058e6 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -1,6 +1,8 @@
 name: lint
 on:
   pull_request:
+    paths:
+      - '**.go'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
diff --git a/.github/workflows/test-and-build.yml b/.github/workflows/test-and-build.yml
index 5c53961..a0f5632 100644
--- a/.github/workflows/test-and-build.yml
+++ b/.github/workflows/test-and-build.yml
@@ -1,6 +1,8 @@
 name: test-and-build
 on:
   pull_request:
+    paths:
+      - '**.go'
 
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
diff --git a/Dockerfile b/Dockerfile
index 131bc0a..d9dc8cc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # ========================================
 # ビルドステージ
 # ========================================
-FROM golang:1.21-alpine AS builder
+FROM golang:1.24.5-alpine AS builder
 
 # 作業ディレクトリを設定
 WORKDIR /app