diff --git a/.ghalint.yaml b/.github/ghalint.yml
similarity index 100%
rename from .ghalint.yaml
rename to .github/ghalint.yml
diff --git a/.github/zizmor.yml b/.github/zizmor.yml
new file mode 100644
index 0000000..6c77ea6
--- /dev/null
+++ b/.github/zizmor.yml
@@ -0,0 +1,7 @@
+# zizmor - https://github.com/zizmorcore/zizmor
+
+rules:
+  unpinned-uses:
+    config:
+      policies:
+        masutaka/actions/*: ref-pin