diff --git a/latex/thesis/thesis.tex b/latex/thesis/thesis.tex
index 3a32a0e..4e1f347 100644
--- a/latex/thesis/thesis.tex
+++ b/latex/thesis/thesis.tex
@@ -56,6 +56,7 @@
 \usepackage{subcaption}
 \usepackage{bm}
 \usepackage{ifthen}
+\usepackage{scalerel}
 
 \usepackage{todonotes}
 % Make tikz ignore '\todo' in the externalization process