diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index 890fc92..390f8d9 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -207,7 +207,7 @@ jobs:
 
       - name: Upload coverage
         if: github.repository_owner == 'SINTEF'
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: coverage.xml
@@ -254,7 +254,7 @@ jobs:
 
       - name: Upload coverage
         if: github.repository_owner == 'SINTEF'
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: true