diff --git a/pkgs/development/python-modules/gflanguages/default.nix b/pkgs/development/python-modules/gflanguages/default.nix
index 1abae7e72816..626495ed6f77 100644
--- a/pkgs/development/python-modules/gflanguages/default.nix
+++ b/pkgs/development/python-modules/gflanguages/default.nix
@@ -2,9 +2,10 @@
 , buildPythonPackage
 , fetchPypi
 , protobuf
-, setuptools-scm
-, pythonRelaxDepsHook
 , pytestCheckHook
+, pythonOlder
+, pythonRelaxDepsHook
+, setuptools-scm
 , uharfbuzz
 , youseedee
 }:
@@ -14,19 +15,29 @@ buildPythonPackage rec {
   version = "0.5.13";
   format = "setuptools";
 
+  disabled = pythonOlder "3.7";
+
   src = fetchPypi {
     inherit pname version;
     hash = "sha256-LoppJHzX0dOpHnwMCyS1ACdIO4cqwb370ksvsXDFHzQ=";
   };
 
-  propagatedBuildInputs = [
-    protobuf
+  # Relax the dependency on protobuf 3. Other packages in the Google Fonts
+  # ecosystem have begun upgrading from protobuf 3 to protobuf 4,
+  # so we need to use protobuf 4 here as well to avoid a conflict
+  # in the closure of fontbakery. It seems to be compatible enough.
+  pythonRelaxDeps = [
+    "protobuf"
   ];
+
   nativeBuildInputs = [
     setuptools-scm
   ];
 
-  doCheck = true;
+  propagatedBuildInputs = [
+    protobuf
+  ];
+
   nativeCheckInputs = [
     pythonRelaxDepsHook
     pytestCheckHook
@@ -34,15 +45,10 @@ buildPythonPackage rec {
     youseedee
   ];
 
-  # Relax the dependency on protobuf 3. Other packages in the Google Fonts
-  # ecosystem have begun upgrading from protobuf 3 to protobuf 4,
-  # so we need to use protobuf 4 here as well to avoid a conflict
-  # in the closure of fontbakery. It seems to be compatible enough.
-  pythonRelaxDeps = [ "protobuf" ];
-
   meta = with lib; {
     description = "Python library for Google Fonts language metadata";
     homepage = "https://github.com/googlefonts/lang";
+    changelog = "https://github.com/googlefonts/lang/releases/tag/v${version}";
     license = licenses.asl20;
     maintainers = with maintainers; [ danc86 ];
   };