diff --git a/.github/workflows/pr-lint-check.yml b/.github/workflows/pr-lint-check.yml
index 60489d0..39b24a5 100644
--- a/.github/workflows/pr-lint-check.yml
+++ b/.github/workflows/pr-lint-check.yml
@@ -20,13 +20,30 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '18'
-          cache: 'npm'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      - name: Get pnpm store directory
+        shell: bash
+        run: |
+          echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
+
+      - name: Setup pnpm cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ env.STORE_PATH }}
+          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-pnpm-store-
 
       - name: Install dependencies
-        run: npm ci
+        run: pnpm install --frozen-lockfile
 
       - name: Run ESLint
-        run: npm run lint
+        run: pnpm run lint
 
       - name: Comment PR on failure
         if: failure()
diff --git a/.github/workflows/push-lint-check.yml b/.github/workflows/push-lint-check.yml
index b8fd69b..2242160 100644
--- a/.github/workflows/push-lint-check.yml
+++ b/.github/workflows/push-lint-check.yml
@@ -21,15 +21,32 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '18'
-          cache: 'npm'
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 10
+
+      - name: Get pnpm store directory
+        shell: bash
+        run: |
+          echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
+
+      - name: Setup pnpm cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ env.STORE_PATH }}
+          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-pnpm-store-
 
       - name: Install dependencies
-        run: npm ci
+        run: pnpm install --frozen-lockfile
 
       - name: Run ESLint
-        run: npm run lint
+        run: pnpm run lint
 
       - name: Notify on failure
         if: failure()
         run: |
-          echo "::error::ESLint check failed. Please run 'npm run lintfix' locally to fix issues."
+          echo "::error::ESLint check failed. Please run 'pnpm run lintfix' locally to fix issues."
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index 54a54a0..a199ce1 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -31,7 +31,7 @@ jobs:
       - name: Setup pnpm
         uses: pnpm/action-setup@v4
         with:
-          version: 8
+          version: 10
 
       - name: Get pnpm store directory
         shell: bash