diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 43a82b9..fcb009f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -11,6 +11,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v4
-    - uses: WebAssembly/wit-abi-up-to-date@v19
+    - uses: WebAssembly/wit-abi-up-to-date@v21
       with:
         wit-bindgen: '0.16.0'