1 files changed, 1 insertions, 1 deletions
diff --git a/src/com/android/gallery3d/filtershow/history/HistoryManager.java b/src/com/android/gallery3d/filtershow/history/HistoryManager.java
index 569b299cc..9d5065a28 100644
--- a/src/com/android/gallery3d/filtershow/history/HistoryManager.java
+++ b/src/com/android/gallery3d/filtershow/history/HistoryManager.java
@@ -68,7 +68,7 @@ public class HistoryManager {
     }
 
     public boolean canUndo() {
-        if (mCurrentPresetPosition == getCount() - 1) {
+        if (mCurrentPresetPosition >= getCount() - 1) {
             return false;
         }
         return true;