diff --git a/PixivConstant.py b/PixivConstant.py
index 65536b16..9b353ffb 100644
--- a/PixivConstant.py
+++ b/PixivConstant.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-PIXIVUTIL_VERSION = '20200228'
+PIXIVUTIL_VERSION = '20200307'
 PIXIVUTIL_LINK = 'https://github.com/Nandaka/PixivUtil2/releases'
 PIXIVUTIL_DONATE = 'https://bit.ly/PixivUtilDonation'
 
diff --git a/changelog.txt b/changelog.txt
index e4457acf..6f0a0f39 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,6 @@
+20200307
+- Fix Issue #648: Can't download Ugoiras when "downloadresized" is active.
+
 20200228
 - Fix Issue #641: update API endpoints for Pixiv FANBOX.
 - Implement #639: add option to download the resized image, rather than original size.