diff --git a/src/vector/platform/ElectronPlatform.tsx b/src/vector/platform/ElectronPlatform.tsx
index 449ca7954a..7ec8147edd 100644
--- a/src/vector/platform/ElectronPlatform.tsx
+++ b/src/vector/platform/ElectronPlatform.tsx
@@ -510,8 +510,8 @@ export default class ElectronPlatform extends VectorBasePlatform {
         return this.eventIndexManager;
     }
 
-    async setLanguage(language: string) {
-        return this._ipcCall('setLanguage', language);
+    async setLanguage(preferredLangs: string[]) {
+        return this._ipcCall('setLanguage', preferredLangs);
     }
 
     setSpellCheckLanguages(preferredLangs: string[]) {