diff --git a/gallery/build.properties b/gallery/build.properties
index 2bc7272..580b8f9 100644
--- a/gallery/build.properties
+++ b/gallery/build.properties
@@ -1,8 +1,8 @@
 #Created by .winboll/winboll_app_build.gradle
-#Tue Apr 28 10:21:42 CST 2026
+#Tue Apr 28 10:32:14 CST 2026
 stageCount=7
 libraryProject=
 baseVersion=15.0
 publishVersion=15.0.6
-buildCount=37
+buildCount=39
 baseBetaVersion=15.0.7
diff --git a/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java b/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java
index f49723c..92285c9 100644
--- a/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java
+++ b/gallery/src/main/java/cc/winboll/studio/gallery/CropCanvasView.java
@@ -414,8 +414,15 @@ public class CropCanvasView extends View {
                     newWidth = Math.max(minSize, Math.min(newWidth, canvasBounds.width()));
                     newHeight = newWidth / coverRatio;
                     
-                    cropRect.set(centerX - newWidth / 2, centerY - newHeight / 2,
-                               centerX + newWidth / 2, centerY + newHeight / 2);
+                    float newLeft = centerX - newWidth / 2;
+                    float newTop = centerY - newHeight / 2;
+                    float newRight = centerX + newWidth / 2;
+                    float newBottom = centerY + newHeight / 2;
+                    
+                    if (newLeft >= canvasBounds.left && newRight <= canvasBounds.right &&
+                        newTop >= canvasBounds.top && newBottom <= canvasBounds.bottom) {
+                        cropRect.set(newLeft, newTop, newRight, newBottom);
+                    }
                     
                     initialSpan = span;
                     invalidate();