diff --git a/pyproject.toml b/pyproject.toml
index d6e1e37..9568adf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -41,7 +41,7 @@ dependencies = [
     "matplotlib>=3.9.0",
     # Security: Pin vulnerable transitive dependencies to fixed versions
     "filelock>=3.20.2",
-    "fonttools>=4.60.2",
+    "fonttools>=4.68.0",
     "iptcinfo3>=2.1.4",
     "requests>=2.31.0",
     "lxml>=5.2.0",
diff --git a/requirements.txt b/requirements.txt
index 75c2fec..eff5e1c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ pinboard>=2.1.9
 webdriver-manager>=4.0.2
 scapy>=2.7.0
 filelock>=3.20.2
-fonttools>=4.60.2
+fonttools>=4.68.0
 matplotlib>=3.9.0
 iptcinfo3>=2.1.4
 requests>=2.31.0