diff --git a/main.tex b/main.tex
index f3e811d..0743a93 100644
--- a/main.tex
+++ b/main.tex
@@ -10,6 +10,7 @@
 \allsectionsfont{\sffamily}
 
 % Typography
+\usepackage{mathtools} % Math improvements
 \usepackage[T1]{fontenc} % Use T1 font encoding
 \usepackage[english]{babel} % Typographical rules
 \usepackage[varqu, varl]{inconsolata} % Better monospace font (with alternative "quote" [varqu] and "l" [varl])