diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index fad3f3e..04d40b2 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -4,6 +4,7 @@ on: push
 
 permissions:
   contents: read
+  id-token: write
 
 jobs:
   test:
@@ -32,3 +33,9 @@ jobs:
           deno coverage --include=./src --lcov --output=cov.lcov
           deno coverage --include=./src
 
+      - name: Run Codecov
+        uses: codecov/codecov-action@v4
+        with:
+          files: cov.lcov
+          use_oidc: true
+