diff --git a/src/config/setup-state.controller.ts b/src/config/setup-state.controller.ts
index fe6b538..b7bbe92 100644
--- a/src/config/setup-state.controller.ts
+++ b/src/config/setup-state.controller.ts
@@ -67,6 +67,7 @@ export class SetupStateController {
     uiFlags() {
         return {
             setupManaged: process.env.HELIX_SETUP_MANAGED === 'true',
+            telephonyEnabled: process.env.TELEPHONY_ENABLED !== 'false', // default true
         };
     }
 }