diff --git a/.github/workflows/publish-playground.yml b/.github/workflows/publish-playground.yml
index 07dabe1801448..9641565eb4678 100644
--- a/.github/workflows/publish-playground.yml
+++ b/.github/workflows/publish-playground.yml
@@ -35,6 +35,8 @@ jobs:
           cache: "npm"
           cache-dependency-path: playground/package-lock.json
       - uses: jetli/wasm-pack-action@v0.4.0
+        with:
+          version: v0.13.1
       - uses: jetli/wasm-bindgen-action@v0.2.0
       - name: "Run wasm-pack"
         run: wasm-pack build --target web --out-dir ../../playground/src/pkg crates/ruff_wasm
diff --git a/.github/workflows/publish-wasm.yml b/.github/workflows/publish-wasm.yml
index e2996eca2962d..3069d60524bec 100644
--- a/.github/workflows/publish-wasm.yml
+++ b/.github/workflows/publish-wasm.yml
@@ -35,6 +35,8 @@ jobs:
       - name: "Install Rust toolchain"
         run: rustup target add wasm32-unknown-unknown
       - uses: jetli/wasm-pack-action@v0.4.0
+        with:
+          version: v0.13.1
       - uses: jetli/wasm-bindgen-action@v0.2.0
       - name: "Run wasm-pack build"
         run: wasm-pack build --target ${{ matrix.target }} crates/ruff_wasm