diff --git a/crates/committer/src/patricia_merkle_tree/original_skeleton_tree/create_tree.rs b/crates/committer/src/patricia_merkle_tree/original_skeleton_tree/create_tree.rs
index 183c5363..9a4a3f23 100644
--- a/crates/committer/src/patricia_merkle_tree/original_skeleton_tree/create_tree.rs
+++ b/crates/committer/src/patricia_merkle_tree/original_skeleton_tree/create_tree.rs
@@ -110,7 +110,7 @@ impl<'a> SubTree<'a> {
     }
 
     fn is_leaf(&self) -> bool {
-        u8::from(self.get_height()) == 0
+        self.root_index.is_leaf()
     }
 }