diff --git a/main.tex b/main.tex
index aed1e84..6d57c59 100644
--- a/main.tex
+++ b/main.tex
@@ -48,9 +48,9 @@ Martijn Remmen
 
 
 \usepackage[pdftex,
-           pdfauthor=\auteur,
-           pdftitle=\titel,
-           pdfsubject=\project]{hyperref}
+           pdfauthor={\auteur},
+           pdftitle={\titel},
+           pdfsubject={\project}]{hyperref}
 
 \titleformat{\chapter}[hang]
     {\Huge\bfseries}{\thechapter}{20pt}{}{\Huge\bfseries}