diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 326ab02..1c74487 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -14,6 +14,10 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
+      - name: Run ShellCheck
+        uses: ludeeus/action-shellcheck@master
+        with:
+          version: v0.9.0
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v4
         with: