diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d5a3527..78edc5e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,6 +16,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
+        with:
+          version: 10
       - uses: actions/setup-node@v4
         with:
           node-version: ${{ matrix.node }}
@@ -31,6 +33,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
+        with:
+          version: 10
       - uses: actions/setup-node@v4
         with:
           node-version: 24
@@ -45,6 +49,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
+        with:
+          version: 10
       - uses: actions/setup-node@v4
         with:
           node-version: 24
@@ -58,6 +64,8 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
+        with:
+          version: 10
       - uses: actions/setup-node@v4
         with:
           node-version: 24
diff --git a/tsup.config.ts b/tsup.config.ts
index daf3537..8d5e02e 100644
--- a/tsup.config.ts
+++ b/tsup.config.ts
@@ -7,7 +7,7 @@ export default defineConfig({
   clean: true,
   outDir: 'dist',
   splitting: false,
-  sourcemap: false,
+  sourcemap: true,
   target: 'es2020',
   platform: 'neutral',
   external: ['hijri-core'],