diff --git a/web/src/i18n/index.ts b/web/src/i18n/index.ts
index 958fe2166..fa11e9867 100644
--- a/web/src/i18n/index.ts
+++ b/web/src/i18n/index.ts
@@ -20,11 +20,21 @@ i18n.use(Backend)
         },
         ns: ["portal"],
         defaultNS: "portal",
+        load: "all",
         fallbackLng: {
             default: ["en"],
+            de: ["en"],
+            es: ["en"],
+            fr: ["en"],
+            "nl-NL": ["en"],
+            "pt-PT": ["en"],
+            ru: ["en"],
+            sv: ["en"],
+            "sv-SE": ["sv", "en"],
+            "zh-CN": ["en"],
+            "zh-TW": ["en"],
         },
-        load: "all",
-        supportedLngs: ["en", "de", "es", "fr", "ru", "sv", "zh-TW"],
+        supportedLngs: ["en", "de", "es", "fr", "nl-NL", "pt-PT", "ru", "sv", "sv-SE", "zh-CN", "zh-TW"],
         lowerCaseLng: false,
         nonExplicitSupportedLngs: true,
         interpolation: {