diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 63fc33ed17e..6ae7d0c6391 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -28965,14 +28965,14 @@ EOF
 
   Logbook = buildPythonPackage rec {
     name = "Logbook-${version}";
-    version = "0.11.3";
+    version = "1.0.0";
 
     src = pkgs.fetchurl {
       url = "mirror://pypi/L/Logbook/${name}.tar.gz";
-      sha256 = "0bchn00jj0y4dmrmqsm29ffcx37g79jcxjihadmgz2aj0z6dbsrc";
+      sha256 = "0whqbx5p0zkf7gmb5ssnsnhm4kn4drd4x7fbhdi8dnxklqajbnl7";
     };
 
-    buildInputs = [ self.pytest ];
+    buildInputs = [ self.pytest ] ++ optionals (!isPy3k) [ self.mock ];
 
     checkPhase = ''
       find tests -name \*.pyc -delete