diff --git a/src/errors/MongoError.ts b/src/errors/MongoError.ts
index dc46d1e2..4939b007 100644
--- a/src/errors/MongoError.ts
+++ b/src/errors/MongoError.ts
@@ -1,8 +1,5 @@
-import { MongoError } from 'mongodb';
 import { SchemaComposer, ObjectTypeComposer } from 'graphql-compose';
 
-export { MongoError };
-
 export function getMongoErrorOTC(schemaComposer: SchemaComposer<any>): ObjectTypeComposer {
   return schemaComposer.getOrCreateOTC('MongoError', (otc) => {
     otc.addFields({
diff --git a/src/resolvers/helpers/errorCatcher.ts b/src/resolvers/helpers/errorCatcher.ts
index 4a0b48e2..1a4b931a 100644
--- a/src/resolvers/helpers/errorCatcher.ts
+++ b/src/resolvers/helpers/errorCatcher.ts
@@ -1,5 +1,5 @@
 import { Resolver } from 'graphql-compose';
-import { getErrorInterface, MongoError, ValidationError } from '../../errors';
+import { getErrorInterface, ValidationError } from '../../errors';
 import { GraphQLError } from 'graphql-compose/lib/graphql';
 
 /**
@@ -33,7 +33,7 @@ export function addErrorCatcherField(resolver: Resolver<any, any, any>): void {
           message: e.message,
           errors: e.errors,
         };
-      } else if (e instanceof MongoError) {
+      } else if (e?.constructor.name === 'MongoError') {
         error = {
           name: 'MongoError',
           message: e.message,