diff --git a/README.md b/README.md
index 928da91..fa58cf9 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 <a href="https://aur.archlinux.org/packages/buku"><img src="https://img.shields.io/aur/version/buku.svg" alt="AUR" /></a>
 <a href="http://braumeister.org/formula/buku"><img src="https://img.shields.io/homebrew/v/buku.svg" alt="Homebrew" /></a>
 <a href="https://github.com/jarun/Buku/releases/latest"><img src="https://img.shields.io/github/release/jarun/buku.svg" alt="Latest release" /></a>
-<a href="https://github.com/jarun/buku/blob/master/LICENSE"><img src="https://img.shields.io/badge/license-GPLv3-yellow.svg" alt="License" /></a>
+<a href="https://github.com/jarun/buku/blob/master/LICENSE"><img src="https://img.shields.io/badge/license-GPLv3-yellow.svg?maxAge=2592000" alt="License" /></a>
 </p>
 
 <p align="center">
@@ -19,7 +19,7 @@ You can add bookmarks to `buku` with tags and page title fetched from the web, s
 Ref: [buku & xsel: add selected or copied URL as bookmark](http://tuxdiary.com/2016/03/26/buku-xsel/)
 
 Find `buku` useful? If you would like to donate, visit the
-[![Donate Button](https://img.shields.io/badge/paypal-donate-orange.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=RMLTQ76JSXJ4Q) page.
+[![Donate Button](https://img.shields.io/badge/paypal-donate-orange.svg?maxAge=2592000)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=RMLTQ76JSXJ4Q) page.
 
 Copyright (C) 2015 [Arun Prakash Jana](mailto:engineerarun@gmail.com).