diff --git a/hosts/web-2/configuration.nix b/hosts/web-2/configuration.nix
index 023d206..d7e41c3 100644
--- a/hosts/web-2/configuration.nix
+++ b/hosts/web-2/configuration.nix
@@ -9,6 +9,7 @@
       ./bubblesort.nix
       ./clerie.nix
       ./gitea.nix
+      ./iot-data.nix
       ./ip.nix
       ./meow.nix
       ./milchinsel.nix
diff --git a/hosts/web-2/iot-data.nix b/hosts/web-2/iot-data.nix
new file mode 100644
index 0000000..a5f7413
--- /dev/null
+++ b/hosts/web-2/iot-data.nix
@@ -0,0 +1,37 @@
+{pkgs, ...}:
+
+{
+  users.users.iot-data = {
+    description = "IOT Data Service";
+    group = "iot-data";
+    home = "/var/lib/iot-data/";
+    useDefaultShell = true;
+    isSystemUser = true;
+  };
+  users.groups.iot-data = {};
+
+  systemd.services.iot-data = {
+    wantedBy = [ "multi-user.target" ];
+    serviceConfig = {
+      RuntimeDirectory = "iot-data";
+      StateDirectory = "iot-data";
+      User = "iot-data";
+      Group = "iot-data";
+    };
+    environment = {
+      IOT_DATA_CONFIG = "/var/src/iot-data-config.json";
+    };
+    script = "gunicorn -w 1 -b [::1]:8235 iot_data:app";
+    path = with pkgs; [ (python38.withPackages (ps: [ ps.gunicorn iot-data ])) ];
+  };
+
+  services.nginx.virtualHosts = {
+    "iot-data.clerie.de" = {
+      enableACME = true;
+      addSSL = true;
+      locations."/" = {
+        proxyPass = "http://[::1]:8235";
+      };
+    };
+  };
+}
diff --git a/pkgs/iot-data/default.nix b/pkgs/iot-data/default.nix
new file mode 100644
index 0000000..cb8ea32
--- /dev/null
+++ b/pkgs/iot-data/default.nix
@@ -0,0 +1,28 @@
+{
+  buildPythonPackage,
+  flask,
+  python3,
+}:
+
+let
+  src = fetchGit {
+    url = "https://git.clerie.de/clerie/iot-data.git";
+    rev = "519c68c455961042b282db94a94f0fad0fa2e965";
+  };
+  pname = "iot-data";
+  version = "0.0.1";
+
+
+in buildPythonPackage rec {
+  inherit src pname version;
+
+  propagatedBuildInputs = [
+    flask
+  ];
+
+  postInstall = ''
+    mkdir -p $out/${python3.sitePackages}/iot_data
+  '';
+
+  doCheck = false;
+}
diff --git a/pkgs/overlay.nix b/pkgs/overlay.nix
index ddb38c9..ed3054a 100644
--- a/pkgs/overlay.nix
+++ b/pkgs/overlay.nix
@@ -1,6 +1,7 @@
 self: super: {
   anycast_healthchecker = self.python3.pkgs.callPackage ./anycast_healthchecker {};
   flask-excel = self.python3.pkgs.callPackage ./flask-excel {};
+  iot-data = self.python3.pkgs.callPackage ./iot-data {};
   pyexcel-xlsx = self.python3.pkgs.callPackage ./pyexcel-xlsx {};
   pyexcel-webio = self.python3.pkgs.callPackage ./pyexcel-webio {};
   uptimestatus = self.python3.pkgs.callPackage ./uptimestatus {};