diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7f56b94..31445c6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -32,7 +32,7 @@ jobs:
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v5
+      - uses: codecov/codecov-action@v6
         with:
           files: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}
\ No newline at end of file
diff --git a/.github/workflows/reference_tests.yml b/.github/workflows/reference_tests.yml
index 7e690b7..95e714a 100644
--- a/.github/workflows/reference_tests.yml
+++ b/.github/workflows/reference_tests.yml
@@ -42,7 +42,7 @@ jobs:
         if: ${{ env.TESTS_SUCCESSFUL != 'true' }}
         run: exit 1
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v5
+      - uses: codecov/codecov-action@v6
         with:
           files: lcov.info
           token: ${{ secrets.CODECOV_TOKEN }}