diff --git a/src/models/interface.ts b/src/models/interface.ts
index 28102a68..903e11cd 100644
--- a/src/models/interface.ts
+++ b/src/models/interface.ts
@@ -1,20 +1,14 @@
 export interface APIErrorType {}
 
-export class APIError extends Error {
-  constructor({ name, message }: { name: string; message: string }) {
-    super(message)
-    this.name = name
-    this.message = message
-  }
-}
-
-export class ParseJSONError extends Error {
+class ErrorNameMessage extends Error {
   constructor({ name, message }: { name: string; message: string }) {
     super(message)
     this.name = name
     this.message = message
   }
 }
+export class APIError extends ErrorNameMessage {}
+export class ParseJSONError extends ErrorNameMessage {}
 
 export interface ResponseOk {
   ok: boolean