diff --git a/node-mysql-wrapper/node-mysql-wrapper.d.ts b/node-mysql-wrapper/node-mysql-wrapper.d.ts
index bc145929c0..a993cd2786 100644
--- a/node-mysql-wrapper/node-mysql-wrapper.d.ts
+++ b/node-mysql-wrapper/node-mysql-wrapper.d.ts
@@ -77,8 +77,6 @@ declare module "node-mysql-wrapper" {
     }
 
     interface MySQLModel {
-         EQUAL_TO_PROPERTY_SYMBOL: string;
-
         constructor(table: MySQLTable, jsObject: Object);
 
         toObjectProperty(columnKey: string): string;