diff --git a/src/webrtc/call.ts b/src/webrtc/call.ts
index 041c311e6..b7706b8ad 100644
--- a/src/webrtc/call.ts
+++ b/src/webrtc/call.ts
@@ -65,7 +65,7 @@ interface ElectronGetSourcesOptions {
 declare global {
     interface Window {
         desktopCapturer?: {
-            getSources(options: ElectronGetSourcesOptions): Promise<ElectronDesktopCapturerSource[]>;
+            getSources(options: ElectronGetSourcesOptions): Promise<Array<ElectronDesktopCapturerSource>>;
         };
     }
 }