diff --git a/docs/_templates/sidebarintro.html b/docs/_templates/sidebarintro.html
index 65ca51e..8a958d9 100644
--- a/docs/_templates/sidebarintro.html
+++ b/docs/_templates/sidebarintro.html
@@ -10,11 +10,11 @@
 
 <h3>Donate</h3>
 <p>
-    If you enjoy this guide, consider supporting the author <a href="https://www.gittip.com/kennethreitz/">on Gittip</a>:
+    If you enjoy this guide, consider supporting the author <a href="https://gratipay.com/~kennethreitz/">on Gratipay</a>:
 </p>
 <p>
   <iframe style="border: 0; margin: 0; padding: 0;"
-      src="https://www.gittip.com/kennethreitz/widget.html"
+      src="https://gratipay.com/~kennethreitz/widget.html"
       width="60pt" height="20pt"></iframe>
 </p>
 
diff --git a/docs/_templates/sidebarlogo.html b/docs/_templates/sidebarlogo.html
index 67650e8..cfe41fc 100644
--- a/docs/_templates/sidebarlogo.html
+++ b/docs/_templates/sidebarlogo.html
@@ -10,10 +10,10 @@
 
 <h3>Donate</h3>
 <p>
-    If you enjoy this guide, consider supporting the author <a href="https://www.gittip.com/kennethreitz/">on Gittip</a>:
+    If you enjoy this guide, consider supporting the author <a href="https://gratipay.com/~kennethreitz/">on Gratipay</a>:
 </p>
 <p>
   <iframe style="border: 0; margin: 0; padding: 0;"
-      src="https://www.gittip.com/kennethreitz/widget.html"
+      src="https://gratipay.com/~kennethreitz/widget.html"
       width="60pt" height="20pt"></iframe>
-</p>
\ No newline at end of file
+</p>