diff --git a/src/interfaces/services/ISError.ts b/src/interfaces/services/ISError.ts
index 94cc46e..858c8a2 100644
--- a/src/interfaces/services/ISError.ts
+++ b/src/interfaces/services/ISError.ts
@@ -15,11 +15,11 @@ export interface ISError {
  * @enum {number}
  */
 export enum ErrorType {
-	'InvalidData' = 0,
-	'DatabaseError' = 1,
-  'ServiceError' = 2,
-	'NotFound' = 3,
-	'PasswordInvalid' = 4,
-	'UnAuthorized' = 5,
-	'UnexpectedError' = 6
-}
\ No newline at end of file
+	InvalidData = 0,
+	DatabaseError = 1,
+	ServiceError = 2,
+	NotFound = 3,
+	PasswordInvalid = 4,
+	UnAuthorized = 5,
+	UnexpectedError = 6,
+}