diff --git a/common/flags.aconfig b/common/flags.aconfig
index 30f5d9c128..010fafcfc8 100644
--- a/common/flags.aconfig
+++ b/common/flags.aconfig
@@ -39,3 +39,10 @@ flag {
   bug: "294777050"
 }
 
+flag {
+  name: "ipsec_transform_state"
+  namespace: "android_core_networking_ipsec"
+  description: "The flag controls the access for getIpSecTransformState and IpSecTransformState"
+  bug: "308011229"
+}
+