diff --git a/ts/util/isSafetyNumberNotAvailable.ts b/ts/util/isSafetyNumberNotAvailable.ts
index a550588a9..b7bfa16a1 100644
--- a/ts/util/isSafetyNumberNotAvailable.ts
+++ b/ts/util/isSafetyNumberNotAvailable.ts
@@ -12,5 +12,5 @@ export const isSafetyNumberNotAvailable = (
     return true;
   }
 
-  return isAciString(contact.serviceId);
+  return !isAciString(contact.serviceId);
 };