diff --git a/main.tex b/main.tex
index 1b1cf1d..403ce53 100644
--- a/main.tex
+++ b/main.tex
@@ -145,6 +145,10 @@ \section{Style Guidelines}
 
 \begin{enumerate}[leftmargin=*]
 
+\item \textbf{Typeface.}
+Do not change the typeface of the template by adding other packages that change it.
+For instance, you \textbf{should not} use the packages \verb|palatino|, \verb|fourier|, \verb|bookman|, among many others.
+
 \item \textbf{Floating elements.}
 Floats in a paper allow for flexible placement of figures, tables, and other similar objects.
 When including a figure or table, use the \verb|\begin{figure}[tb]| or the \verb|\begin{table}[tb]| environments to automatically create a float.