diff --git a/styles/jevalideca/lettre_devis/header.tex b/styles/jevalideca/lettre_devis/header.tex
index a646d74..92bb801 100644
--- a/styles/jevalideca/lettre_devis/header.tex
+++ b/styles/jevalideca/lettre_devis/header.tex
@@ -50,6 +50,14 @@
   {\setmainfont[Path=font/NotoColorEmoji/]{NotoColorEmoji.ttf}[Renderer=Harfbuzz]{#1}}
 }
 
+% Specify different font for section headings
+\usepackage{titling}
+\newfontfamily\headingfont[Path=font/tex-gyre-adventor/]{texgyreadventor-bold.otf}
+\titleformat*{\section}{\LARGE\headingfont}
+\titleformat*{\subsection}{\Large\headingfont}
+\titleformat*{\subsubsection}{\large\headingfont}
+\renewcommand{\maketitlehooka}{\headingfont}
+
 \usepackage{fancyhdr}
 \pagestyle{fancy}
 \fancyhf{}