diff --git a/doc/cheatsheet.mdwn b/doc/cheatsheet.mdwn
index 9f7c146c82..9ccb22e3e2 100644
--- a/doc/cheatsheet.mdwn
+++ b/doc/cheatsheet.mdwn
@@ -1,4 +1,4 @@
-A suppliment to the [[walkthrough]].
+A supplement to the [[walkthrough]].
 
 [[!toc]]