diff --git a/abstract-cz.tex b/abstract-cz.tex
index 2d6419c..e7ce06c 100644
--- a/abstract-cz.tex
+++ b/abstract-cz.tex
@@ -1,6 +1,7 @@
 \documentclass[12pt]{report}
 
 \usepackage[a-2u]{pdfx}
+\usepackage[czech,shorthands=off]{babel}
 \usepackage[utf8]{inputenc}
 \usepackage[T1]{fontenc}