2 files changed, 3 insertions, 3 deletions
diff --git a/src/demos/readbuffer/Main.java b/src/demos/readbuffer/Main.java
index 44b665c..8c18e08 100755
--- a/src/demos/readbuffer/Main.java
+++ b/src/demos/readbuffer/Main.java
@@ -12,8 +12,8 @@ public class Main implements WindowListener, MouseListener, SurfaceUpdatedListen
     public boolean quit = false;
     public GLWindow window = null;
 
-    public void surfaceUpdated(Object updater, NativeWindow window, long when) {
-        if(null!=window) {
+    public void surfaceUpdated(Object updater, NativeSurface surface, long when) {
+        if(null!=surface) {
             this.window.display();
         }
     }
diff --git a/src/demos/readbuffer/Surface2File.java b/src/demos/readbuffer/Surface2File.java
index 74fa637..2303a1c 100755
--- a/src/demos/readbuffer/Surface2File.java
+++ b/src/demos/readbuffer/Surface2File.java
@@ -51,7 +51,7 @@ public class Surface2File implements SurfaceUpdatedListener {
         readBufferUtil.dispose();
     }
 
-    public void surfaceUpdated(Object updater, NativeWindow window, long when) {
+    public void surfaceUpdated(Object updater, NativeSurface surface, long when) {
         if(updater instanceof GLDrawable) {
             GLDrawable drawable = (GLDrawable) updater;
             GLContext ctx = GLContext.getCurrent();