diff --git a/crates/aiken-lang/src/uplc.rs b/crates/aiken-lang/src/uplc.rs
index 90c05471..8b78d37b 100644
--- a/crates/aiken-lang/src/uplc.rs
+++ b/crates/aiken-lang/src/uplc.rs
@@ -2111,6 +2111,7 @@ impl<'a> CodeGenerator<'a> {
             || tipo.is_string()
             || tipo.is_void()
             || tipo.get_generic().is_some()
+            || tipo.is_data()
         {
         } else if tipo.is_map() {
             self.used_data_assert_on_list = true;