diff --git a/src/components/user_settings/user_settings.js b/src/components/user_settings/user_settings.js
index e88ee612..1e2422bb 100644
--- a/src/components/user_settings/user_settings.js
+++ b/src/components/user_settings/user_settings.js
@@ -164,19 +164,23 @@ const UserSettings = {
       reader.readAsDataURL(file)
     },
     submitAvatar (cropper, file) {
-      let img
-      if (cropper) {
-        img = cropper.getCroppedCanvas().toDataURL(file.type)
-      } else {
-        img = file
-      }
+      return new Promise((resolve, reject) => {
+        function updateAvatar (avatar) {
+          this.$store.state.api.backendInteractor.updateAvatar({ avatar })
+            .then((user) => {
+              this.$store.commit('addNewUsers', [user])
+              this.$store.commit('setCurrentUser', user)
+              resolve()
+            })
+            .catch((err) => {
+              reject(new Error(this.$t('upload.error.base') + ' ' + err.message))
+            })
+        }
 
-      return this.$store.state.api.backendInteractor.updateAvatar({ params: { img } }).then((user) => {
-        if (!user.error) {
-          this.$store.commit('addNewUsers', [user])
-          this.$store.commit('setCurrentUser', user)
+        if (cropper) {
+          cropper.getCroppedCanvas().toBlob(updateAvatar, file.type)
         } else {
-          throw new Error(this.$t('upload.error.base') + user.error)
+          updateAvatar(file)
         }
       })
     },
diff --git a/src/services/api/api.service.js b/src/services/api/api.service.js
index 6b255e9f..0540b2d2 100644
--- a/src/services/api/api.service.js
+++ b/src/services/api/api.service.js
@@ -3,7 +3,6 @@ const LOGIN_URL = '/api/account/verify_credentials.json'
 const ALL_FOLLOWING_URL = '/api/qvitter/allfollowing'
 const MENTIONS_URL = '/api/statuses/mentions.json'
 const REGISTRATION_URL = '/api/account/register.json'
-const AVATAR_UPDATE_URL = '/api/qvitter/update_avatar.json'
 const BG_UPDATE_URL = '/api/qvitter/update_background_image.json'
 const BANNER_UPDATE_URL = '/api/account/update_profile_banner.json'
 const PROFILE_UPDATE_URL = '/api/account/update_profile.json'
@@ -49,6 +48,7 @@ const MASTODON_MUTE_USER_URL = id => `/api/v1/accounts/${id}/mute`
 const MASTODON_UNMUTE_USER_URL = id => `/api/v1/accounts/${id}/unmute`
 const MASTODON_POST_STATUS_URL = '/api/v1/statuses'
 const MASTODON_MEDIA_UPLOAD_URL = '/api/v1/media'
+const MASTODON_PROFILE_UPDATE_URL = '/api/v1/accounts/update_credentials'
 
 import { each, map, concat, last } from 'lodash'
 import { parseStatus, parseUser, parseNotification, parseAttachment } from '../entity_normalizer/entity_normalizer.service.js'
@@ -78,28 +78,16 @@ const promisedRequest = (url, options) => {
     })
 }
 
-// Params
-// cropH
-// cropW
-// cropX
-// cropY
-// img (base 64 encodend data url)
-const updateAvatar = ({credentials, params}) => {
-  let url = AVATAR_UPDATE_URL
-
+const updateAvatar = ({credentials, avatar}) => {
   const form = new FormData()
-
-  each(params, (value, key) => {
-    if (value) {
-      form.append(key, value)
-    }
-  })
-
-  return fetch(url, {
+  form.append('avatar', avatar)
+  return fetch(MASTODON_PROFILE_UPDATE_URL, {
     headers: authHeaders(credentials),
-    method: 'POST',
+    method: 'PATCH',
     body: form
-  }).then((data) => data.json())
+  })
+  .then((data) => data.json())
+  .then((data) => parseUser(data))
 }
 
 const updateBg = ({credentials, params}) => {
diff --git a/src/services/backend_interactor_service/backend_interactor_service.js b/src/services/backend_interactor_service/backend_interactor_service.js
index 75bba92b..762ee08b 100644
--- a/src/services/backend_interactor_service/backend_interactor_service.js
+++ b/src/services/backend_interactor_service/backend_interactor_service.js
@@ -101,7 +101,7 @@ const backendInteractorService = (credentials) => {
 
   const getCaptcha = () => apiService.getCaptcha()
   const register = (params) => apiService.register(params)
-  const updateAvatar = ({params}) => apiService.updateAvatar({credentials, params})
+  const updateAvatar = ({avatar}) => apiService.updateAvatar({credentials, avatar})
   const updateBg = ({params}) => apiService.updateBg({credentials, params})
   const updateBanner = ({params}) => apiService.updateBanner({credentials, params})
   const updateProfile = ({params}) => apiService.updateProfile({credentials, params})