diff --git a/mappings/engine.ts b/mappings/engine.ts
index 6e4202a..3ebb144 100644
--- a/mappings/engine.ts
+++ b/mappings/engine.ts
@@ -335,7 +335,7 @@ export default class {
                                     // console.log('socket:type_2:output', out)
                                 }
                                 if (has_prise_type_combo_ccs) {
-                                    newProperties['socket:type_2_combo:output'] = out;
+                                    newProperties['socket:type2_combo:output'] = out;
                                     // console.log('socket:type_2_combo:output', out)
                                 }
                                 if (prise_type_chademo) {