diff --git a/Makefile b/Makefile
index b6f30b8..1c9beef 100644
--- a/Makefile
+++ b/Makefile
@@ -42,6 +42,7 @@ gen:
 format-html:
 	bun upgrade
 	bunx prettier --write ./templates ./docs
+	deno upgrade
 	deno fmt ./posts
 
 srht: