diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 67118ea..bc7ba6a 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -106,7 +106,7 @@ jobs:
       - run: echo $PWD
       - run: julia --project=. -e 'using Pkg; Pkg.instantiate(); Pkg.build(); Pkg.precompile()'
       - run: julia --project=. --color=yes --check-bounds=yes test/runtests.jl
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v4
         with:
           file: lcov.info
   docs: