diff --git a/requirements.txt b/requirements.txt
index 07f701e..b3a94cc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ charset-normalizer==2.0.12
 click==8.0.4
 cycler==0.11.0
 decorator==4.4.2
-fonttools==4.29.1
+fonttools==4.43.0
 idna==3.3
 imagecodecs==2023.9.18
 imageio==2.16.0