diff --git a/home/home.nix b/home/home.nix
index 11c66ca..fe42b87 100644
--- a/home/home.nix
+++ b/home/home.nix
@@ -83,7 +83,6 @@ let
     avidemux
     #linphone
     soundkonverter
-    gpodder
   ];
 
   cliApps = [
@@ -363,7 +362,6 @@ in
           *.swp
           *.swo
         '');
-        core.whitespace = "-blank-at-eol,blank-at-eof,space-before-tab";
       };
       lfs.enable = true;
     };
diff --git a/home/overlays.nix b/home/overlays.nix
index 9b4e923..3cb5752 100644
--- a/home/overlays.nix
+++ b/home/overlays.nix
@@ -1,9 +1,17 @@
+let
+  unstable = (import <nixos-unstable> { overlays = [ seaf-overlay ]; }).pkgs;
+
+  seaf-overlay = (import ./ov/seafile-overlay);
+in
 
 [
   (
     self: super:
       rec {
         #jami-ring-daemon = super.qt5.callPackage ./ov/jami/ring-daemon.nix {};
+        seafile-server = unstable.seafile-server;
+        libevhtp = unstable.libevhtp;
+        seafile-bindings = unstable.python3Packages.seafile-bindings;
         myVim = with super; (vim_configurable.override { python = python3; }).customize {
           # executable/ package name
           name = "vim";
diff --git a/nixos/configuration.nix b/nixos/configuration.nix
index 15dcc7b..fd0cbd2 100644
--- a/nixos/configuration.nix
+++ b/nixos/configuration.nix
@@ -190,11 +190,6 @@ in
     wantedBy = [ ];
     script = ''
       ln -sf ${pkgs.writeText "blockedHosts" ''
-        127.0.0.1 localhost
-        ::1 localhost
-        127.0.0.2 ${config.networking.hostName}
-        ::1 ${config.networking.hostName}
-
         ::1   twitter.com
         127.0.0.1   twitter.com
         ::1   api.twitter.com
@@ -204,8 +199,6 @@ in
         ::1   tagesschau.de
         127.0.0.1   tagesschau.de
         ::1   dnn.de
-        127.0.0.1   www.dnn.de
-        ::1   www.dnn.de
         127.0.0.1   dnn.de
         ''} /etc/hosts
     '';
diff --git a/nixos/packages.nix b/nixos/packages.nix
index 488d64c..98fb6a7 100644
--- a/nixos/packages.nix
+++ b/nixos/packages.nix
@@ -55,10 +55,12 @@
     #kaddressbook
     #kalarm
     #kalarmcal
+    #kcalcore
     #kcalutils
     #kcontacts
     #kdav
     #kdepim-addons
+    #kdepim-apps-libs
 
     #kdepim-runtime
     #kidentitymanagement