diff --git a/trusty/keymint/Android.bp b/trusty/keymint/Android.bp
index 5cdd381..36efb1b 100644
--- a/trusty/keymint/Android.bp
+++ b/trusty/keymint/Android.bp
@@ -42,9 +42,10 @@
     defaults: ["android.hardware.security.keymint-service.rust.trusty.default"],
     init_rc: ["android.hardware.security.keymint-service.rust.trusty.rc"],
     vintf_fragments: ["android.hardware.security.keymint-service.rust.trusty.xml"],
-    required: [
-        "android.hardware.hardware_keystore.xml",
-    ],
+    required: select(release_flag("RELEASE_AIDL_USE_UNFROZEN"), {
+        true: ["android.hardware.hardware_keystore.xml"],
+        default: ["android.hardware.hardware_keystore_V3.xml"],
+    }),
 }
 
 rust_binary {