diff --git a/apps/web/components/I18nLanguageHandler.tsx b/apps/web/components/I18nLanguageHandler.tsx
index 5c7fe018ee..f42256002e 100644
--- a/apps/web/components/I18nLanguageHandler.tsx
+++ b/apps/web/components/I18nLanguageHandler.tsx
@@ -28,7 +28,7 @@ function useClientLocale(locales: string[]) {
   if (typeof window !== "undefined") {
     // This is the only way I found to ensure the prefetched locale is used on first render
     // FIXME: Find a better way to pick the best matching locale from the browser
-    return parser.pick(locales, window.navigator.language, { loose: true }) || window.navigator.language;
+    return parser.pick(locales, window.navigator.language) || window.navigator.language;
   }
   // If the browser is not available, use English
   return "en";
diff --git a/packages/lib/i18n.ts b/packages/lib/i18n.ts
index 5d67b291e6..2e3d8a6aad 100644
--- a/packages/lib/i18n.ts
+++ b/packages/lib/i18n.ts
@@ -14,9 +14,7 @@ export async function getLocaleFromRequest(
   if (session?.user?.locale) return session.user.locale;
   let preferredLocale: string | null | undefined;
   if (req.headers["accept-language"]) {
-    preferredLocale = parser.pick(i18n.locales, req.headers["accept-language"], {
-      loose: true,
-    }) as Maybe<string>;
+    preferredLocale = parser.pick(i18n.locales, req.headers["accept-language"]) as Maybe<string>;
   }
   return preferredLocale ?? i18n.defaultLocale;
 }
diff --git a/packages/trpc/server/routers/publicViewer/i18n.schema.ts b/packages/trpc/server/routers/publicViewer/i18n.schema.ts
index 67feeb8816..95638b387e 100644
--- a/packages/trpc/server/routers/publicViewer/i18n.schema.ts
+++ b/packages/trpc/server/routers/publicViewer/i18n.schema.ts
@@ -8,7 +8,7 @@ export const i18nInputSchema = z.object({
   locale: z
     .string()
     .min(2)
-    .transform((locale) => parser.pick<string>(i18n.locales, locale, { loose: true }) || locale),
+    .transform((locale) => parser.pick<string>(i18n.locales, locale) || locale),
   CalComVersion: z.string(),
 });