diff --git a/configs/calcurse.nix b/configs/calcurse.nix
new file mode 100644
index 0000000..9c03904
--- /dev/null
+++ b/configs/calcurse.nix
@@ -0,0 +1,36 @@
+{ pkgs, lib, ... }:
+{
+  environment.systemPackages = [ pkgs.calcurse ];
+
+  home-manager.users.me = {
+    home.file = {
+      ".calcurse/conf".text = ''
+        appearance.calendarview=monthly
+        appearance.layout=1
+        daemon.enable=no
+        daemon.log=no
+        format.inputdate=4
+        format.outputdate=%F
+        general.confirmquit=no
+        general.confirmdelete=yes
+        general.firstdayofweek=monday
+        appearance.theme=default on default
+      '';
+      ".calcurse/caldav/config".text = lib.generators.toINI {} {
+        General = {
+          Binary = "${pkgs.calcurse}/bin/calcurse";
+          Hostname = "posteo.de:8443";
+          Path = "/calendars/kieran.meinhardt/default/";
+          InsecureSSL = "No";
+          DryRun = "No";
+          Verbose = "Yes";
+        };
+        Auth = {
+          Username = "kieran.meinhardt@posteo.net";
+          Password = lib.strings.fileContents <shared-secrets/posteo/password>;
+        };
+      };
+    };
+  };
+
+}
diff --git a/configs/default.nix b/configs/default.nix
index 1fec88d..91f5b44 100644
--- a/configs/default.nix
+++ b/configs/default.nix
@@ -9,6 +9,7 @@ in {
     ./bluetooth.nix
     ./ccc.nix
     ./kleiter.nix
+    ./calcurse.nix
     ./chromium.nix
     ./cloud.nix
     ./compton.nix