diff --git a/docs/3.0.0-beta.x/concepts/customization.md b/docs/3.0.0-beta.x/concepts/customization.md
index 2031a9672e..f3c21a7b8d 100644
--- a/docs/3.0.0-beta.x/concepts/customization.md
+++ b/docs/3.0.0-beta.x/concepts/customization.md
@@ -22,8 +22,8 @@ The admin panel is a `node_module` that is similar to a plugin but the slight di
 
 To extend this package you will have to create an `admin` folder at the root of your application.
 
-In this folder you will be able to override admin flies and functions.
+In this folder you will be able to override admin files and functions.
 
 ::: note
-For more details, visit the [admin panel constomization](../admin-panel/customization.md) documentation.
+For more details, visit the [admin panel customization](../admin-panel/customization.md) documentation.
 :::
diff --git a/packages/strapi-plugin-upload/config/schema.graphql b/packages/strapi-plugin-upload/config/schema.graphql
index 1b910cfdcb..8db4d8ed05 100644
--- a/packages/strapi-plugin-upload/config/schema.graphql
+++ b/packages/strapi-plugin-upload/config/schema.graphql
@@ -35,6 +35,8 @@ module.exports = {
       deleteFile: false,
       upload: {
         description: 'Upload one file',
+        plugin: 'upload',
+        resolverOf: 'Upload.upload',
         resolver: async (obj, { file: upload, ...fields }) => {
           const file = await formatFile(upload, fields);
 
@@ -57,6 +59,8 @@ module.exports = {
       },
       multipleUpload: {
         description: 'Upload one file',
+        plugin: 'upload',
+        resolverOf: 'Upload.upload',
         resolver: async (obj, { files: uploads, ...fields }) => {
           const files = await Promise.all(
             uploads.map(upload => formatFile(upload, fields))