diff --git a/frontend/src/components/LanguageSwitch.vue b/frontend/src/components/LanguageSwitch.vue
index 2b160b3e3..cedcf2555 100644
--- a/frontend/src/components/LanguageSwitch.vue
+++ b/frontend/src/components/LanguageSwitch.vue
@@ -14,7 +14,7 @@
 <script>
 import { localeChanged } from 'vee-validate'
 import locales from '../locales/'
-import loginAPI from '../apis/loginAPI'
+import { updateUserInfos } from '../graphql/queries'
 
 export default {
   name: 'LanguageSwitch',
@@ -34,16 +34,22 @@ export default {
     async saveLocale(locale) {
       this.setLocale(locale)
       if (this.$store.state.sessionId && this.$store.state.email) {
-        const result = await loginAPI.updateLanguage(
-          this.$store.state.sessionId,
-          this.$store.state.email,
-          locale,
-        )
-        if (result.success) {
-          // toast success message
-        } else {
-          // toast error message
-        }
+        // eslint-disable-next-line no-console
+        this.$apollo
+          .query({
+            query: updateUserInfos,
+            variables: {
+              sessionId: this.$store.state.sessionId,
+              email: this.$store.state.email,
+              locale: locale,
+            },
+          })
+          .then((result) => {
+            // toast success message
+          })
+          .catch(() => {
+            // toast error message
+          })
       }
     },
     getLocaleObject(code) {
diff --git a/frontend/src/graphql/queries.js b/frontend/src/graphql/queries.js
index e02e7fcdf..320ba3008 100644
--- a/frontend/src/graphql/queries.js
+++ b/frontend/src/graphql/queries.js
@@ -15,8 +15,52 @@ export const login = gql`
     }
   }
 `
+
 export const logout = gql`
   query($sessionId: Float!) {
     logout(sessionId: $sessionId)
   }
 `
+
+export const resetPassword = gql`
+  query($sessionId: Float!, $email: String!, $password: String!) {
+    resetPassword(sessionId: $sessionId, email: $email, password: $password)
+  }
+`
+
+export const loginViaEmailVerificationCode = gql`
+  query($optin: String!) {
+    loginViaEmailVerificationCode(optin: $optin) {
+      sessionId
+      email
+    }
+  }
+`
+
+export const updateUserInfos = gql`
+  query(
+    $sessionId: Float!
+    $email: String!
+    $firstName: String
+    $lastName: String
+    $description: String
+    $username: String
+    $password: String
+    $passwordNew: String
+    $locale: String
+  ) {
+    updateUserInfos(
+      sessionId: $sessionId
+      email: $email
+      firstName: $firstName
+      lastName: $lastName
+      description: $description
+      username: $username
+      password: $password
+      passwordNew: $passwordNew
+      language: $locale
+    ) {
+      validValues
+    }
+  }
+`