diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
new file mode 100644
index 0000000..4b00a86
--- /dev/null
+++ b/.github/workflows/lint.yml
@@ -0,0 +1,12 @@
+name: lint
+
+on:
+  - push
+  - pull_request
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: shellcheck hook/*/* lib/* tinyramfs