diff --git a/pkgs/development/python-modules/webtest/default.nix b/pkgs/development/python-modules/webtest/default.nix
index a1a91d35568..759b2a75554 100644
--- a/pkgs/development/python-modules/webtest/default.nix
+++ b/pkgs/development/python-modules/webtest/default.nix
@@ -10,7 +10,6 @@
 , pyquery
 , wsgiproxy2
 , PasteDeploy
-, coverage
 }:
 
 buildPythonPackage rec {
@@ -18,7 +17,8 @@ buildPythonPackage rec {
   pname = "webtest";
 
   src = fetchPypi {
-    inherit pname version;
+    pname = "WebTest";
+    inherit version;
     sha256 = "4221020d502ff414c5fba83c1213985b83219cb1cc611fe58aa4feaf96b5e062";
   };
 
@@ -26,7 +26,9 @@ buildPythonPackage rec {
     substituteInPlace setup.py --replace "nose<1.3.0" "nose"
   '';
 
-  propagatedBuildInputs = [ nose webob six beautifulsoup4 waitress mock pyquery wsgiproxy2 PasteDeploy coverage ];
+  propagatedBuildInputs = [ webob six beautifulsoup4 waitress ];
+
+  checkInputs = [ nose mock PasteDeploy wsgiproxy2 pyquery ];
 
   meta = with stdenv.lib; {
     description = "Helper to test WSGI applications";