diff --git a/docs/requirements.txt b/docs/requirements.txt
index d4de352..0137f6d 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -16,7 +16,7 @@ cycler==0.11.0
 Cython==3.0.0
 filelock==3.12.2
 flatbuffers==23.5.26
-fonttools==4.42.0
+fonttools==4.43.0
 gast==0.4.0
 google-auth==2.22.0
 google-auth-oauthlib==0.4.6