diff --git a/pkgs/development/python-modules/fontmake/default.nix b/pkgs/development/python-modules/fontmake/default.nix
index 7911750bbeeb..d46083361e80 100644
--- a/pkgs/development/python-modules/fontmake/default.nix
+++ b/pkgs/development/python-modules/fontmake/default.nix
@@ -12,12 +12,12 @@
 
 buildPythonPackage rec {
   pname = "fontmake";
-  version = "3.8.1";
+  version = "3.9.0";
   format = "setuptools";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-m0cRLm9Jbqlsf9NwR7Lma2NZYUjy5IDJYOorVbdLDuw=";
+    hash = "sha256-KrfT0fvE1fhaM2RH4LqRUda7yMHg2T59UdGi3SSZP7s=";
     extension = "zip";
   };