diff --git a/.github/workflows/testsuite.yml b/.github/workflows/testsuite.yml
index 8e3b66a4b..040677f28 100644
--- a/.github/workflows/testsuite.yml
+++ b/.github/workflows/testsuite.yml
@@ -102,7 +102,7 @@ jobs:
           FLOAT_DTYPE_32: ${{ matrix.float_dtype_32 }}
       - name: Send coverage to Coveralls (parallel)
         if: ${{ startsWith(matrix.os, 'ubuntu-') && matrix.python-version == needs.get_python_versions.outputs.max-python }}
-        uses: coverallsapp/github-action@v2.3.1
+        uses: coverallsapp/github-action@v2.3.4
         with:
           parallel: true
           flag-name: run ${{ join(matrix.*, ' - ') }}
@@ -113,7 +113,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Close parallel build
-        uses: coverallsapp/github-action@v2.3.1
+        uses: coverallsapp/github-action@v2.3.4
         with:
           parallel-finished: true