diff --git a/bbb-client-check/resources/lib/api-bridge.js b/bbb-client-check/resources/lib/api-bridge.js
index a286086336943e8ad58e5737bd9c60eaa9c42bb1..b4f064af2680c8dd154c0592e3f522659b58c51c 100644
--- a/bbb-client-check/resources/lib/api-bridge.js
+++ b/bbb-client-check/resources/lib/api-bridge.js
@@ -226,7 +226,7 @@
 			myRole: "undefined",
 			amIPresenter: "undefined",
 			dialNumber: "undefined",
-			voiceBridge: "undefined",
+			voiceBridge: "",
 			customdata: "undefined"
 		}