diff --git a/core/jni/android/graphics/BitmapRegionDecoder.cpp b/core/jni/android/graphics/BitmapRegionDecoder.cpp
index 91efc8ca0da07..66332610c849d 100644
--- a/core/jni/android/graphics/BitmapRegionDecoder.cpp
+++ b/core/jni/android/graphics/BitmapRegionDecoder.cpp
@@ -242,6 +242,7 @@ static jobject nativeDecodeRegion(JNIEnv* env, jobject, jlong brdHandle,
     }
 
     if (tileBitmap != NULL) {
+        bitmap->notifyPixelsChanged();
         return tileBitmap;
     }