diff --git a/libraries/models/requirements.txt b/libraries/models/requirements.txt
index a7ebe665..183e9115 100644
--- a/libraries/models/requirements.txt
+++ b/libraries/models/requirements.txt
@@ -1,4 +1,4 @@
-fonttools==4.38.0
+fonttools==4.43.0
 Jinja2==3.1.3
 MarkupSafe==2.1.3
 oyaml==1.0