diff --git a/content/lowtech/solarlowtech.md b/content/lowtech/solarlowtech.md
index a761153..8bbdf99 100644
--- a/content/lowtech/solarlowtech.md
+++ b/content/lowtech/solarlowtech.md
@@ -4,7 +4,7 @@ Tags: solar power, static sites, energy optimization, web design
 Slug: low-tech-website-howto
 Summary: How to build a low tech website by optimizing web design, server settings and hardware.
 Author: Roel Roscam Abbing
-Category: lowtech
+Category: low-tech
 
 
 [TOC]