diff --git a/java/libraries/opengl2/src/processing/opengl2/PGraphicsOpenGL2.java b/java/libraries/opengl2/src/processing/opengl2/PGraphicsOpenGL2.java
index ce3131dd6..df0392433 100644
--- a/java/libraries/opengl2/src/processing/opengl2/PGraphicsOpenGL2.java
+++ b/java/libraries/opengl2/src/processing/opengl2/PGraphicsOpenGL2.java
@@ -4394,7 +4394,7 @@ public class PGraphicsOpenGL2 extends PGraphics {
    * from the current camera configuration.
    */  
   public void ortho(float left, float right, float bottom, float top) {
-    ortho(0, width, 0, height, cameraNear, cameraFar);
+    ortho(left, right, bottom, top, cameraNear, cameraFar);
   }  
   
   /**