diff --git a/numnastics/README b/numnastics/README.md
similarity index 62%
rename from numnastics/README
rename to numnastics/README.md
index e063e05..888ab44 100644
--- a/numnastics/README
+++ b/numnastics/README.md
@@ -9,3 +9,6 @@ TTYtter (optional)
 
 Playing
 You are given a scrambled list of numbers from 1 to 9. Press the number you want to flip from, and that number, plus all the numbers after it will reverse. the object of the game is to get the numbers in the right order, 123456789, in as few tries as possible.
+
+<script src="https://liberapay.com/stormdragon2976/widgets/button.js"></script>
+<noscript><a href="https://liberapay.com/stormdragon2976/donate"><img alt="Donate using Liberapay" src="https://liberapay.com/assets/widgets/donate.svg"></a></noscript>
diff --git a/numnastics/storm_games.py b/numnastics/storm_games.py
index 6d69681..897be82 100755
--- a/numnastics/storm_games.py
+++ b/numnastics/storm_games.py
@@ -107,7 +107,7 @@ def credits():
     info = (
         gameName + ": brought to you by Storm Dragon",\
         "Billy Wolfe, designer and coder.",\
-        "http://stormdragon.tk",\
+        "https://social.wolfe.casa/storm",\
         "Press escape or enter to return to the game menu.")
     i = 0
     speak(info[i])