Update README.md

lizhuoyuan · web-flow · commit eae80e2bbd13 · 2020-07-05T15:18:32.000+08:00
update log update
diff --git a/README.md b/README.md
@@ -12,7 +12,7 @@
 
 github: https://github.com/OpenFlutter/flutter_screenutil
 
-[Update log](/CHANGELOG.md)
+[Update log](https://github.com/OpenFlutter/flutter_screenutil/blob/master/CHANGELOG.md)
 
 ## Usage:
 
