diff --git a/users/jan/accounts.secret.nix b/users/jan/accounts.secret.nix
index 9b914ad..e461454 100644
Binary files a/users/jan/accounts.secret.nix and b/users/jan/accounts.secret.nix differ
diff --git a/users/jan/davmail.secret.nix b/users/jan/davmail.secret.nix
new file mode 100644
index 0000000..f930881
Binary files /dev/null and b/users/jan/davmail.secret.nix differ
diff --git a/users/jan/default.nix b/users/jan/default.nix
index 20aa6e2..24d25e7 100644
--- a/users/jan/default.nix
+++ b/users/jan/default.nix
@@ -1,6 +1,8 @@
 { config, pkgs, lib, inputs, globalData, ... }:
 
 {
+  imports = [./davmail.secret.nix];
+
   nixpkgs.overlays = lib.mkAfter [
     inputs.nil.overlays.nil
     inputs.wired.overlays.default
@@ -35,6 +37,22 @@
     let lanMouseCfg = config.home-manager.users.jan.local.services.lan-mouse;
     in lib.optional lanMouseCfg.enable lanMouseCfg.settings.port;
 
+  # Required to use MS Exchange in aerc
+  services.davmail = {
+    enable = true;
+    url = "https://outlook.office365.com/EWS/Exchange.asmx";
+    config.davmail = {
+      allowRemote = false;
+      ssl = {
+        nosecurecaldav = false;
+        nosecureimap = false;
+        nosecureldap = false;
+        nosecuresmtp = false;
+      };
+      mode = "O365Manual";
+    };
+  };
+
   home-manager.users.jan = {
     imports = [
       ./accounts.secret.nix