diff --git a/jode/jode/swingui/Main.java b/jode/jode/swingui/Main.java
index 645b3a9..1a8e3f3 100644
--- a/jode/jode/swingui/Main.java
+++ b/jode/jode/swingui/Main.java
@@ -2,9 +2,15 @@ package jode.swingui;
 import jode.Decompiler;
 import jode.JodeEnvironment;
 import jode.decompiler.TabbedPrintWriter;
+///#ifdef JDK12
+///import javax.swing.*;
+///import javax.swing.event.*;
+///import javax.swing.tree.*;
+///#else
 import com.sun.java.swing.*;
 import com.sun.java.swing.event.*;
 import com.sun.java.swing.tree.*;
+///#endif
 import java.awt.*;
 import java.awt.event.*;
 import java.io.*;
diff --git a/jode/jode/swingui/PackagesTreeModel.java b/jode/jode/swingui/PackagesTreeModel.java
index fe1b5be..963b923 100644
--- a/jode/jode/swingui/PackagesTreeModel.java
+++ b/jode/jode/swingui/PackagesTreeModel.java
@@ -1,8 +1,14 @@
 package jode.swingui;
 import jode.bytecode.ClassInfo;
+///#ifdef JDK12
+///import javax.swing.tree.TreeModel;
+///import javax.swing.tree.TreePath;
+///import javax.swing.event.TreeModelListener;
+///#else
 import com.sun.java.swing.tree.TreeModel;
 import com.sun.java.swing.tree.TreePath;
 import com.sun.java.swing.event.TreeModelListener;
+///#endif
 import java.util.*;
 
 public class PackagesTreeModel implements TreeModel {