diff --git a/requirements.txt b/requirements.txt
index 3d4c3e6..5d883b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ cffi==1.15.1
 click==8.1.7
 cssselect2==0.7.0
 Flask==2.3.3
-fonttools==4.42.1
+fonttools==4.43.0
 html5lib==1.1
 itsdangerous==2.1.2
 Jinja2==3.1.2