diff --git a/build/avf_flags.aconfig b/build/avf_flags.aconfig
index 921c374..571c359 100644
--- a/build/avf_flags.aconfig
+++ b/build/avf_flags.aconfig
@@ -16,4 +16,12 @@
   namespace: "virtualization"
   description: "Flag for GUI support in terminal"
   bug: "386296118"
+}
+
+flag {
+  name: "terminal_storage_balloon"
+  is_exported: true
+  namespace: "virtualization"
+  description: "Flag for storage ballooning support in terminal"
+  bug: "382174138"
 }
\ No newline at end of file