diff --git a/CanUds.c b/CanUds.c
index 367f353..3386b04 100644
--- a/CanUds.c
+++ b/CanUds.c
@@ -634,7 +634,7 @@ static uint16_t Routine_Control_31(tCanUds *env) {
         case UDS_routine_Check_Programming_Dependancies:
             return vUDS_routine_Check_Programming_Dependancies(env, udsRoutineControlType);
         case UDS_routine_eComp_Initialize:
-            vUDS_routine_eComp_Initialize(env, udsRoutineControlType);
+            return vUDS_routine_eComp_Initialize(env, udsRoutineControlType);
         default:
             return setResponseError(env, UDS_RoutineControl, UDS_error_requestOutOfRange);
     }