diff --git a/.github/workflows/lint-yaml.yml b/.github/workflows/lint-yaml.yml
new file mode 100644
index 00000000..4511eed8
--- /dev/null
+++ b/.github/workflows/lint-yaml.yml
@@ -0,0 +1,12 @@
+name: Lint YAML
+on: [pull_request]
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@master
+    - name: Lint action.yml
+      uses: ibiqlik/action-yamllint@master
+      with:
+        file_or_dir: action.yml
+        config_file: yaml-lint-config.yml
diff --git a/yaml-lint-config.yml b/yaml-lint-config.yml
new file mode 100644
index 00000000..addf0aa1
--- /dev/null
+++ b/yaml-lint-config.yml
@@ -0,0 +1,7 @@
+extends: default
+
+rules:
+  # 80 chars should be enough, but don't fail if a line is longer
+  line-length:
+    max: 80
+    level: warning