diff --git a/pkgs/development/python-modules/bibtexparser/default.nix b/pkgs/development/python-modules/bibtexparser/default.nix
index 05ee0ea9553..849b6e8b240 100644
--- a/pkgs/development/python-modules/bibtexparser/default.nix
+++ b/pkgs/development/python-modules/bibtexparser/default.nix
@@ -1,24 +1,24 @@
 { lib
 , buildPythonPackage, fetchFromGitHub
 , future, pyparsing
-, glibcLocales, nose
+, glibcLocales, nose, unittest2
 }:
 
 buildPythonPackage rec {
   pname = "bibtexparser";
-  version = "1.0.1";
+  version = "1.1.0";
 
   # PyPI tarball does not ship tests
   src = fetchFromGitHub {
     owner = "sciunto-org";
     repo = "python-${pname}";
     rev = "v${version}";
-    sha256 = "0lmlarkfbq2hp1wa04a62245jr2mqizqsdlgilj5aq6vy92gr6ai";
+    sha256 = "1yj3hqnmkjh0sjjhmlm4097mmz98kna8rn0dd9g8zaw9g1a35h8c";
   };
 
   propagatedBuildInputs = [ future pyparsing ];
 
-  checkInputs = [ nose glibcLocales ];
+  checkInputs = [ nose unittest2 glibcLocales ];
 
   checkPhase = ''
     LC_ALL="en_US.UTF-8" nosetests