diff --git a/nixos/modules/module-list.nix b/nixos/modules/module-list.nix
index 3a849fcfec77..8a8df700330e 100644
--- a/nixos/modules/module-list.nix
+++ b/nixos/modules/module-list.nix
@@ -639,6 +639,7 @@
   ./services/misc/sonarr.nix
   ./services/misc/sourcehut
   ./services/misc/spice-vdagentd.nix
+  ./services/misc/spice-webdavd.nix
   ./services/misc/ssm-agent.nix
   ./services/misc/sssd.nix
   ./services/misc/subsonic.nix
diff --git a/nixos/modules/services/misc/spice-webdavd.nix b/nixos/modules/services/misc/spice-webdavd.nix
new file mode 100644
index 000000000000..bfb5b262ee1a
--- /dev/null
+++ b/nixos/modules/services/misc/spice-webdavd.nix
@@ -0,0 +1,38 @@
+{ config, pkgs, lib, ... }:
+
+with lib;
+let
+  cfg = config.services.spice-webdavd;
+in
+{
+  options = {
+    services.spice-webdavd = {
+      enable = mkEnableOption "the spice guest webdav proxy daemon";
+
+      package = mkOption {
+        default = pkgs.phodav;
+        defaultText = literalExpression "pkgs.phodav";
+        type = types.package;
+        description = "spice-webdavd provider package to use.";
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+    # ensure the webdav fs this exposes can actually be mounted
+    services.davfs2.enable = true;
+
+    # add the udev rule which starts the proxy when the spice socket is present
+    services.udev.packages = [ cfg.package ];
+
+    systemd.services.spice-webdavd = {
+      description = "spice-webdav proxy daemon";
+
+      serviceConfig = {
+        Type = "simple";
+        ExecStart = "${cfg.package}/bin/spice-webdavd -p 9843";
+        Restart = "on-success";
+      };
+    };
+  };
+}
diff --git a/pkgs/tools/networking/phodav/default.nix b/pkgs/tools/networking/phodav/default.nix
index 284159dfc9ab..fb2fce8bdeb1 100644
--- a/pkgs/tools/networking/phodav/default.nix
+++ b/pkgs/tools/networking/phodav/default.nix
@@ -44,6 +44,11 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" "dev" "lib" ];
 
+  # We need to do this in pre-configure before the data/ folder disappears.
+  preConfigure = ''
+    install -vDt $out/lib/udev/rules.d/ data/*-spice-webdavd.rules
+  '';
+
   meta = with lib; {
     description = "WebDav server implementation and library using libsoup";
     homepage = "https://wiki.gnome.org/phodav";