diff --git a/requirements-lock.txt b/requirements-lock.txt
index 5499e0e..c201082 100644
--- a/requirements-lock.txt
+++ b/requirements-lock.txt
@@ -27,7 +27,7 @@ executing==2.2.1
 fairlearn==0.14.0
 fastjsonschema==2.21.2
 Flask==3.1.3
-fonttools==4.62.1
+fonttools==4.63.0
 iniconfig==2.3.0
 ipykernel==7.3.0
 ipython==9.15.0