diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8231f39..011d2d3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,12 +17,16 @@ jobs:
       uses: actions/checkout@v1
     - name: Setup Node.js environment
       uses: actions/setup-node@v2.1.2
+      with:
+        cache: 'pnpm'
     - name: Setup pnpm
       uses: pnpm/action-setup@v2.2.2
+      with:
+        version: 7
     - name: Install dependencies
       run: sudo apt install libvips-dev libmagick++-dev
     - name: Build
-      run: pnpm install && npm run build
+      run: pnpm install && pnpm run build
 
   win32:
     runs-on: windows-latest
@@ -31,12 +35,16 @@ jobs:
       uses: actions/checkout@v1
     - name: Setup Node.js environment
       uses: actions/setup-node@v2.1.2
+      with:
+        cache: 'pnpm'
     - name: Setup pnpm
       uses: pnpm/action-setup@v2.2.2
+      with:
+        version: 7
     - name: Install dependencies
       run: choco install imagemagick -PackageParameters InstallDevelopmentHeaders=true
     - name: Build
-      run: pnpm install && npm run build
+      run: pnpm install && pnpm run build
 
   darwin:
     runs-on: macos-latest
@@ -45,9 +53,13 @@ jobs:
       uses: actions/checkout@v1
     - name: Setup Node.js environment
       uses: actions/setup-node@v2.1.2
+      with:
+        cache: 'pnpm'
     - name: Setup pnpm
       uses: pnpm/action-setup@v2.2.2
+      with:
+        version: 7
     - name: Install dependencies
       run: brew install imagemagick vips
     - name: Build
-      run: pnpm install && npm run build
+      run: pnpm install && pnpm run build