diff --git a/preamble.tex b/preamble.tex
index 970a10a..164d524 100644
--- a/preamble.tex
+++ b/preamble.tex
@@ -37,6 +37,8 @@
 \usepackage{hyperref}
 % Convenient references
 \usepackage{cleveref}
+% For Lecture 1
+\usepackage{enumitem}
 
 % MACROS