diff --git a/requirements.txt b/requirements.txt
index 2b5c1f2fa..619276bcb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ cycler==0.11.0
 data-science-types==0.2.23
 docopt==0.6.2
 extrap==4.0.3
-fonttools==4.42.1
+fonttools==4.43.0
 grapheme==0.6.0
 importlib-resources==6.0.1
 jsonpickle==3.0.2