diff --git a/README.md b/README.md
index 612640b..bba0d91 100644
--- a/README.md
+++ b/README.md
@@ -167,4 +167,4 @@ Author
 
 [Franklin van de Meent](https://frankl.in/)
 
-[![Buy me a coffee](https://frankl.in/u/kofi/kofi-readme.png)](https://ko-fi.com/franklin)
+[![Buy me a coffee](https://frankl.in/u/kofi/kofi-readme.svg)](https://ko-fi.com/franklin)