diff --git a/pkgs/development/python-modules/behave/default.nix b/pkgs/development/python-modules/behave/default.nix
index 80acc58f6544..722117ba6e83 100644
--- a/pkgs/development/python-modules/behave/default.nix
+++ b/pkgs/development/python-modules/behave/default.nix
@@ -1,23 +1,22 @@
 { stdenv, fetchPypi
-, buildPythonApplication, python, pythonAtLeast
-, mock, nose, pyhamcrest
+, buildPythonApplication, isPy27, python, pythonOlder
+, mock, nose, pathpy, pyhamcrest, pytest
 , glibcLocales, parse, parse-type, six
+, traceback2
 }:
 buildPythonApplication rec {
   pname = "behave";
-  version = "1.2.5";
+  version = "1.2.6";
   name = "${pname}-${version}";
 
-  disabled = pythonAtLeast "3.6";
-
   src = fetchPypi {
     inherit pname version;
-    sha256 = "81b731ac5187e31e4aad2594944fa914943683a9818320846d037c5ebd6d5d0b";
+    sha256 = "11hsz365qglvpp1m1w16239c3kiw15lw7adha49lqaakm8kj6rmr";
   };
 
-  checkInputs = [ mock nose pyhamcrest ];
+  checkInputs = [ mock nose pathpy pyhamcrest pytest ];
   buildInputs = [ glibcLocales ];
-  propagatedBuildInputs = [ parse parse-type six ];
+  propagatedBuildInputs = [ parse parse-type six ] ++ stdenv.lib.optional (pythonOlder "3.0") traceback2;
 
   postPatch = ''
     patchShebangs bin
@@ -29,7 +28,7 @@ buildPythonApplication rec {
     export LANG="en_US.UTF-8"
     export LC_ALL="en_US.UTF-8"
 
-    nosetests -x
+    pytest test tests
 
     ${python.interpreter} bin/behave -f progress3 --stop --tags='~@xfail' features/
     ${python.interpreter} bin/behave -f progress3 --stop --tags='~@xfail' tools/test-features/