diff --git a/crates/backend/src/codegen/struct.rs b/crates/backend/src/codegen/struct.rs
index b02e25af..9ec3465c 100644
--- a/crates/backend/src/codegen/struct.rs
+++ b/crates/backend/src/codegen/struct.rs
@@ -608,6 +608,8 @@ impl NapiStruct {
             Ok(val)
           }
         }
+
+        impl napi::bindgen_prelude::ValidateNapiValue for #name {}
       }
     } else {
       quote! {}
@@ -627,8 +629,6 @@ impl NapiStruct {
       #to_napi_value
 
       #from_napi_value
-
-      impl napi::bindgen_prelude::ValidateNapiValue for #name {}
     }
   }