diff --git a/crates/freeze/src/types/columns.rs b/crates/freeze/src/types/columns.rs
index 5270616c..8d8baa61 100644
--- a/crates/freeze/src/types/columns.rs
+++ b/crates/freeze/src/types/columns.rs
@@ -52,10 +52,7 @@ pub trait ColumnData: Default + crate::Dataset {
 
     /// input arg aliases
     fn base_arg_aliases() -> HashMap<Dim, Dim> {
-        match Self::arg_aliases() {
-            Some(x) => x,
-            None => HashMap::new(),
-        }
+        Self::arg_aliases().unwrap_or_default()
     }
 }