diff --git a/netoobrona.md b/netoobrona.md
index 1a4b1a8..8df930d 100644
--- a/netoobrona.md
+++ b/netoobrona.md
@@ -2,7 +2,7 @@
 title: Netoobrona
 rights:  Creative Commons By-Attribution Share Alike 4.0
 language: pl-PL
-documentclass: scrartcl
+documentclass: article
 geometry: margin=15mm
 ...