diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index ae73d28fce38..4a7a76c109ec 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -10979,17 +10979,17 @@ in {
 
   flask_assets = buildPythonPackage rec {
     name = "Flask-Assets-${version}";
-    version = "0.11";
+    version = "0.12";
 
     src = pkgs.fetchurl {
       url = "mirror://pypi/F/Flask-Assets/${name}.tar.gz";
-      sha256 = "1vs59gygwhwqj37if8hiw6vd2rns09xkblaz4qkmpp6hpy3shrvf";
+      sha256 = "0ivqsihk994rxw58vdgzrx4d77d7lpzjm4qxb38hjdgvi5xm4cb0";
     };
 
     propagatedBuildInputs = with self; [ flask webassets flask_script nose ];
 
     meta = {
-      homepage = http://github.com/miracle2k/flask-assets;
+      homepage = "http://github.com/miracle2k/flask-assets";
       description = "Asset management for Flask, to compress and merge CSS and Javascript files";
       license = licenses.bsd2;
       maintainers = with maintainers; [ abbradar ];