diff --git a/src/protocol/parser/pass_definitions.rs b/src/protocol/parser/pass_definitions.rs
index 2fe843f6a6a6c434b3a374966a6c6f2620dc0766..5c88f9d9ed4ccee019a04b1f0a21ae5ca1a7a999 100644
--- a/src/protocol/parser/pass_definitions.rs
+++ b/src/protocol/parser/pass_definitions.rs
@@ -222,10 +222,9 @@ impl PassDefinitions {
                     &mut types_section, "an embedded type", Some(&mut close_pos)
                 )?;
                 let value = if has_embedded {
-                    UnionVariantValue::Embedded(types_section.into_vec())
+                    types_section.into_vec()
                 } else {
-                    types_section.forget();
-                    UnionVariantValue::None
+                    types_section.forget()
                 };
 
                 Ok(UnionVariantDefinition{