diff --git a/Volume.h b/Volume.h
index c717d4d..22e247d 100644
--- a/Volume.h
+++ b/Volume.h
@@ -67,7 +67,7 @@
 
     int mountVol();
     int unmountVol(bool force, bool revert);
-    int formatVol();
+    int formatVol(bool wipe);
 
     const char *getLabel() { return mLabel; }
     const char *getMountpoint() { return mMountpoint; }