1 files changed, 6 insertions, 4 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/flask-reverse-proxy-fix/default.nix b/nixpkgs/pkgs/development/python-modules/flask-reverse-proxy-fix/default.nix
index 18e483292885..6d079b66f149 100644
--- a/nixpkgs/pkgs/development/python-modules/flask-reverse-proxy-fix/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/flask-reverse-proxy-fix/default.nix
@@ -1,7 +1,6 @@
 { lib
 , buildPythonPackage
 , fetchFromGitHub
-, isPy3k
 , flask
 , werkzeug
 }:
@@ -9,6 +8,7 @@
 buildPythonPackage rec {
   pname = "flask-reverse-proxy-fix";
   version = "0.2.1";
+  format = "setuptools";
 
   # master fixes flask import syntax and has no major changes
   # new release requested: https://github.com/sublee/flask-silk/pull/6
@@ -16,15 +16,17 @@ buildPythonPackage rec {
     owner = "antarctica";
     repo = "flask-reverse-proxy-fix";
     rev = "v${version}";
-    sha256 = "1jbr67cmnryn0igv05qkvqjwrwj2rsajvvjnv3cdkm9bkgb4h5k5";
+    hash = "sha256-ZRZI1psr1dnY2FbuLZXOQvLMJd4TF7BfBNZnW9kxeck=";
   };
 
-  disabled = !isPy3k;
-
   postPatch = ''
     sed -i 's@werkzeug.contrib.fixers@werkzeug.middleware.proxy_fix@g' flask_reverse_proxy_fix/middleware/__init__.py
   '';
 
+  # This is needed so that setup.py does not add "devNone" to the version,
+  # after which setuptools throws an error for an invalid version.
+  env.CI_COMMIT_TAG = "v${version}";
+
   propagatedBuildInputs = [
     flask
     werkzeug