diff --git a/.github/workflows/ci_tests.yml b/.github/workflows/ci_tests.yml
index f3d7e0a..a606ad8 100644
--- a/.github/workflows/ci_tests.yml
+++ b/.github/workflows/ci_tests.yml
@@ -94,7 +94,7 @@ jobs:
 
     - name: Upload coverage to Codecov
       if: github.repository == 'CasperWA/turtle-canon'
-      uses: codecov/codecov-action@v3
+      uses: codecov/codecov-action@v4
       with:
         name: turtle-canon
         files: ./coverage.xml