diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 230d857d2c3..377a2d7ed30 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -16683,6 +16683,12 @@ in modules // {
       url = "mirror://pypi/p/pgspecial/${name}.tar.gz";
     };
 
+    buildInputs = with self; [ pytest psycopg2 ];
+
+    checkPhase = ''
+      py.test tests
+    '';
+
     propagatedBuildInputs = with self; [ click sqlparse ];
 
     meta = {