diff --git a/package.json b/package.json
index 70f20f7a..09001178 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "@apollo/client": "^3.8.4",
     "@apollo/react-components": "^4.0.0",
     "@apollo/react-hoc": "^4.0.0",
-    "@jahia/data-helper": "^1.1.4",
+    "@jahia/data-helper": "^1.1.6",
     "@jahia/design-system-kit": "^1.1.12",
     "@jahia/icons": "^1.1.2",
     "@jahia/moonstone": "^2.5.1",
diff --git a/src/javascript/components/Context/VanityUrl.context.jsx b/src/javascript/components/Context/VanityUrl.context.jsx
index 31e00059..c1a6de15 100644
--- a/src/javascript/components/Context/VanityUrl.context.jsx
+++ b/src/javascript/components/Context/VanityUrl.context.jsx
@@ -6,7 +6,11 @@ export const VanityUrlContext = React.createContext({});
 export const useVanityUrlContext = () => useContext(VanityUrlContext);
 
 export const VanityUrlContextProvider = ({siteKey, children}) => {
-    const {data, loading, error} = useSiteInfo({siteKey: siteKey, displayLanguage: window.contextJsParameters.lang});
+    const {data, loading, error} = useSiteInfo({
+        siteKey: siteKey,
+        displayLanguage: window.contextJsParameters.lang,
+        uiLanguage: window.contextJsParameters.uilang
+    });
 
     if (error) {
         return <>{error.message}</>;
diff --git a/src/javascript/components/LanguageMenu.jsx b/src/javascript/components/LanguageMenu.jsx
index 489274c3..5711184a 100644
--- a/src/javascript/components/LanguageMenu.jsx
+++ b/src/javascript/components/LanguageMenu.jsx
@@ -14,7 +14,7 @@ export const LanguageMenu = ({languageCode, onLanguageSelected, isDisabled}) =>
             isDisabled={isDisabled}
             size="small"
             data-sel-role="vanity-language-menu"
-            data={languages.map(lang => ({label: `${lang.displayName} (${lang.language})`, value: lang.language, attributes: {'data-sel-value': lang.language}}))}
+            data={languages.map(lang => ({label: `${lang.uiLanguageDisplayName} (${lang.language})`, value: lang.language, attributes: {'data-sel-value': lang.language}}))}
             onChange={(e, item) => onLanguageSelected(item.value)}
         />
     );
diff --git a/src/javascript/components/LanguageSelector/LanguageSelector.jsx b/src/javascript/components/LanguageSelector/LanguageSelector.jsx
index cdb87138..57c36d26 100644
--- a/src/javascript/components/LanguageSelector/LanguageSelector.jsx
+++ b/src/javascript/components/LanguageSelector/LanguageSelector.jsx
@@ -45,7 +45,7 @@ class LanguageSelector extends React.Component {
             return this.props.t('label.languageSelector.allLanguages');
         }
 
-        let selectedLanguageNames = selectedLanguageCodes.map(selectedLanguageCode => this.props.languages.find(language => language.language === selectedLanguageCode)?.displayName);
+        let selectedLanguageNames = selectedLanguageCodes.map(selectedLanguageCode => this.props.languages.find(language => language.language === selectedLanguageCode)?.uiLanguageDisplayName);
         selectedLanguageNames = getNotNullLanguages(selectedLanguageNames).sort();
         if (selectedLanguageNames.length > MAX_SELECTED_LANGUAGE_NAMES_DISPLAYED) {
             // (Too) many languages selected: will display a part of them, plus "N more languages".
@@ -115,7 +115,7 @@ class LanguageSelector extends React.Component {
                             classes={{selected: scssStyles.selected}}
                         >
                             <Checkbox checked={checked}/>
-                            <ListItemText primary={language.displayName + ' (' + language.language + ')'} data-vud-role="language-selector-item-label"/>
+                            <ListItemText primary={language.uiLanguageDisplayName + ' (' + language.language + ')'} data-vud-role="language-selector-item-label"/>
                         </MenuItem>
                     );
                 })}
diff --git a/yarn.lock b/yarn.lock
index 0a612c68..6729c261 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1245,10 +1245,10 @@
   resolved "https://registry.yarnpkg.com/@graphql-typed-document-node/core/-/core-3.2.0.tgz#5f3d96ec6b2354ad6d8a28bf216a1d97b5426861"
   integrity sha512-mB9oAsNCm9aM3/SOv4YtBMqZbYj10R7dkq8byBqxGY/ncFwhf2oQzMV+LCRlWoDSEBJ3COiR1yeDvMtsoOsuFQ==
 
-"@jahia/data-helper@^1.1.4":
-  version "1.1.4"
-  resolved "https://registry.yarnpkg.com/@jahia/data-helper/-/data-helper-1.1.4.tgz#06bffb42160c775065f7ac36c9227181031a0a14"
-  integrity sha512-k2HFD/ZhORzBuZvkt8XHcVQg2vy2Rn1n+VTBBZ6ghmUgiOSrUAaxl/3Iv23hrl1BnIygF49aTSVMqlyoDM46kg==
+"@jahia/data-helper@^1.1.6":
+  version "1.1.6"
+  resolved "https://registry.yarnpkg.com/@jahia/data-helper/-/data-helper-1.1.6.tgz#fe8e976cc75b0473c6e395d7db2998baf46bfc15"
+  integrity sha512-Tzu9S7y7vC/ZHyxzWGEU0Ck+ZzSS7LH7Zi6Sg7cEgz1FYLsotb1Son35NNRFFXC6mnH7qGAgSMf4Y/HtpYfIWg==
   dependencies:
     "@apollo/client" "^3.7.14"
     "@apollo/react-components" "^4.0.0"