diff --git a/spcd/__init__.py b/spcd/__init__.py
index 3bfe67a..7d3c059 100644
--- a/spcd/__init__.py
+++ b/spcd/__init__.py
@@ -63,6 +63,8 @@ def install_actions() -> None:
     required: true
   arg_3:
     required: true
+  arg_4:
+    required: true
 """
             case "synchronize":
                 inputs = """\