diff --git a/packages/core-macro/src/component_body/mod.rs b/packages/core-macro/src/component_body/mod.rs
index 42e54610d..37653323a 100644
--- a/packages/core-macro/src/component_body/mod.rs
+++ b/packages/core-macro/src/component_body/mod.rs
@@ -194,7 +194,7 @@ impl Parse for ComponentBody {
             ));
         }
 
-        let has_extra_args = item_fn.sig.inputs.len() > 1;
+        let has_extra_args = !item_fn.sig.inputs.is_empty();
 
         Ok(Self {
             item_fn,