diff --git a/src/context.rs b/src/context.rs
index 88989ae..267f24a 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -5,9 +5,7 @@ pub fn class_is_a(class:&str,superclass:&str)->bool{
 	||{
 		let db=rbx_reflection_database::get();
 		match (db.classes.get(class),db.classes.get(superclass)){
-			(Some(class),Some(superclass))=>db.superclasses(class)
-				.unwrap()
-				.into_iter()
+			(Some(class),Some(superclass))=>db.superclasses_iter(class)
 				.any(|cls|core::ptr::addr_eq(cls,superclass)),
 			_=>false
 		}