diff --git a/.github/workflows/slow-tests.yml b/.github/workflows/slow-tests.yml
index 82db5f1..cee2561 100644
--- a/.github/workflows/slow-tests.yml
+++ b/.github/workflows/slow-tests.yml
@@ -45,6 +45,6 @@ jobs:
         run: hatch run test-all -- --cov --cov-report=xml --cov-report=term
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 394e589..ec470df 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -38,7 +38,7 @@ jobs:
         run: hatch run test -- --cov --cov-report=xml --cov-report=term
 
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: false