diff --git a/src/array/visualizer/ArrayVisualizer.java b/src/array/visualizer/ArrayVisualizer.java
index 7e56aa62..edf37854 100644
--- a/src/array/visualizer/ArrayVisualizer.java
+++ b/src/array/visualizer/ArrayVisualizer.java
@@ -616,7 +616,7 @@ public static void shuffle(int[] array) {
         String tmp = heading;
         heading = "Shuffling...";
         for(int i = 0; i < array.length; i++){
-            swap(arrayController, i, (int)(Math.random()*array.length));
+            swap(arrayController, i, (int)(Math.random()*i+1));
             arrayController.aa-=2;
             if(SHUFFLEANIM)
                 sleep(1);