diff --git a/tex/main.tex b/tex/main.tex
index d5ee0ba..6bc2cac 100644
--- a/tex/main.tex
+++ b/tex/main.tex
@@ -18,6 +18,8 @@
 
 \include{02-intro}
 
+\mainmatter
+
 \include{10-chapter-one}
 \include{20-chapter-two}
 
diff --git a/thesis.pdf b/thesis.pdf
index 853de1f..e3dd40a 100644
Binary files a/thesis.pdf and b/thesis.pdf differ