Wrong command

favs/src/main/java/com/thevoxelbox/voxelsniper/command/VoxelUndoCommand.java

@@ -11,7 +11,7 @@ public class VoxelUndoCommand extends VoxelCommand
     {
         super("VoxelUndo", plugin);
         setIdentifier("u");
-        setPermission("voxelsniper.command.uu");
+        setPermission("voxelsniper.sniper");
     }
 
     @Override

favs/src/main/java/com/thevoxelbox/voxelsniper/command/VoxelUndoUserCommand.java

@@ -12,7 +12,7 @@ public class VoxelUndoUserCommand extends VoxelCommand
     {
         super("VoxelUndoUser", plugin);
         setIdentifier("uu");
-        setPermission("voxelsniper.sniper");
+        setPermission("voxelsniper.command.uu");
     }
 
     @Override