diff --git a/src/ws/constants.ts b/src/ws/constants.ts
index 4eb9f48..23963d6 100644
--- a/src/ws/constants.ts
+++ b/src/ws/constants.ts
@@ -1,3 +1,2 @@
 export const OCPP_1_6 = 'ocpp1.6';
 export const SUPPORTED_PROTOCOLS = [OCPP_1_6];
-export const CONCURRENT_CONNECTION_TERMINATED_CODE = 4500;