diff --git a/model/EmulatedVolume.h b/model/EmulatedVolume.h
index 3f1b2e3..12d01ec 100644
--- a/model/EmulatedVolume.h
+++ b/model/EmulatedVolume.h
@@ -65,6 +65,9 @@
     /* Whether to use sdcardfs for this volume */
     bool mUseSdcardFs;
 
+    /* Whether to use app data isolation is enabled tor this volume */
+    bool mAppDataIsolationEnabled;
+
     DISALLOW_COPY_AND_ASSIGN(EmulatedVolume);
 };