diff --git a/requirements.txt b/requirements.txt
index e18a66b..29e1176 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ defusedxml==0.7.1
 entrypoints==0.4
 executing==1.2.0
 fastjsonschema==2.16.2
-fonttools==4.60.2
+fonttools==4.63.0
 fqdn==1.5.1
 idna==3.18
 ipykernel==7.3.0