diff --git a/aconfig/settings_telephony_flag_declarations.aconfig b/aconfig/settings_telephony_flag_declarations.aconfig
index 68e313b4567..0999a7b9ab9 100644
--- a/aconfig/settings_telephony_flag_declarations.aconfig
+++ b/aconfig/settings_telephony_flag_declarations.aconfig
@@ -6,3 +6,10 @@ flag {
     description: "Stop honoring CarrierConfigManager.KEY_HIDE_ENABLE_2G. Allow 2G toggle cannot be hidden from users by carriers."
     bug: "300248708"
 }
+
+flag {
+    name: "is_dual_sim_onboarding_enabled"
+    namespace: "settings_experience"
+    description: "Control the Dual SIM onobarding feature"
+    bug: "298898436"
+}