diff --git a/ement-taxy.el b/ement-taxy.el
index 1981cfe..16caf88 100644
--- a/ement-taxy.el
+++ b/ement-taxy.el
@@ -24,6 +24,7 @@
 
 ;;; Code:
 
+(require 'button)
 (require 'rx)
 
 (require 'taxy)