diff --git a/README.md b/README.md
index c3572b2..18937fb 100644
--- a/README.md
+++ b/README.md
@@ -47,18 +47,12 @@ let
 
         services.disabled = [ "dnsmasq" ];
 
-        # include files in the images.
-        # to set UCI configuration, create a uci-defauts scripts as per
-        # official OpenWRT ImageBuilder recommendation.
-        files = pkgs.runCommandNoCC "image-files" { } ''
-          mkdir -p $out/etc/uci-defaults
-          cat > $out/etc/uci-defaults/99-custom <<EOF
-          uci -q batch << EOI
-          set system.@system[0].hostname='testap'
-          commit
-          EOI
-          EOF
-        '';
+        wireless.interfaces.ap0 = {
+          device = "radio0";
+          network = "lan";
+          mode = "ap";
+          ssid = "Test AP";
+        };
 
       })
     ];
@@ -94,18 +88,12 @@ in sys.config.system.build.image
 
             services.disabled = [ "dnsmasq" ];
 
-            # include files in the images.
-            # to set UCI configuration, create a uci-defauts scripts as per
-            # official OpenWRT ImageBuilder recommendation.
-            files = pkgs.runCommandNoCC "image-files" { } ''
-              mkdir -p $out/etc/uci-defaults
-              cat > $out/etc/uci-defaults/99-custom <<EOF
-              uci -q batch << EOI
-              set system.@system[0].hostname='testap'
-              commit
-              EOI
-              EOF
-            '';
+            wireless.interfaces.ap0 = {
+              device = "radio0";
+              network = "lan";
+              mode = "ap";
+              ssid = "Test AP";
+            };
 
           })
         ];
diff --git a/example.nix b/example.nix
index e810c76..400a5d5 100644
--- a/example.nix
+++ b/example.nix
@@ -4,24 +4,19 @@
   build.profile = "avm_fritz7412";
 
   system.settings = {
+    hostname = "testap";
     description = "nix-openwrt-imagebuilder example";
     timezone = "CET-1CEST,M3.5.0,M10.5.0/3";
   };
 
   packages.include = [ "tcpdump" "vxlan" "kmod-vxlan" ];
 
-  dropbear.settings = {
-    PasswordAuth = false;
+  dropbear.settings = { PasswordAuth = false; };
+
+  wireless.interfaces.ap0 = {
+    device = "radio0";
+    network = "lan";
+    mode = "ap";
+    ssid = "Test AP";
   };
-
-  files = pkgs.runCommandNoCC "image-files" { } ''
-       mkdir -p $out/etc/uci-defaults
-       cat > $out/etc/uci-defaults/99-custom <<EOF
-       uci -q batch << EOI
-       set system.@system[0].hostname='testap'
-       commit
-       EOI
-       EOF
-     '';
-
 }
diff --git a/lib/modules/files.nix b/lib/modules/files.nix
index d8359b3..554af21 100644
--- a/lib/modules/files.nix
+++ b/lib/modules/files.nix
@@ -4,7 +4,7 @@
   options = with lib; {
 
     files = mkOption {
-      type = types.path;
+      type = with types; nullOr path;
       default = null;
       example = literalExample ''
         pkgs.runCommandNoCC "image-files" { } '''
diff --git a/lib/modules/wireless.nix b/lib/modules/wireless.nix
new file mode 100644
index 0000000..de7b027
--- /dev/null
+++ b/lib/modules/wireless.nix
@@ -0,0 +1,51 @@
+{ config, lib, ... }:
+
+let cfg = config.wireless;
+in {
+  options.wireless = with lib; {
+
+    devices = mkOption {
+      default = { };
+      description = ''
+        See <link xlink:href="https://openwrt.org/docs/guide-user/network/wifi/basic#wi-fi_devices"/>
+      '';
+      type = with types; attrsOf uciSection;
+      example = {
+        wl0 = {
+          type = "broadcom";
+          channel = 6;
+        };
+      };
+    };
+
+    interfaces = mkOption {
+      default = { };
+      description = ''
+        See <link xlink:href="https://openwrt.org/docs/guide-user/network/wifi/basic#wi-fi_interfaces"/>
+      '';
+      type = with types; attrsOf uciSection;
+      example = {
+        ap0 = {
+          device = "wl0";
+          network = "lan";
+          mode = "ap";
+          ssid = "MyWifiAP";
+          encryption = "psk2";
+          key = "secret passphrase";
+        };
+      };
+    };
+
+  };
+
+  config.uci.batch = let
+    toUci' = type:
+      (lib.attrsets.mapAttrsToList (section: settings:
+        lib.toUciBatch {
+          config = "wireless";
+          inherit section type;
+        } settings));
+  in lib.strings.concatStringsSep "\n"
+  ((toUci' "wifi-device" cfg.devices) ++ (toUci' "wifi-iface" cfg.interfaces));
+
+}
diff --git a/lib/openwrt-system.nix b/lib/openwrt-system.nix
index 19a8676..3fc1b4f 100644
--- a/lib/openwrt-system.nix
+++ b/lib/openwrt-system.nix
@@ -20,6 +20,7 @@ let
       ./modules/services.nix
       ./modules/system.nix
       ./modules/uci.nix
+      ./modules/wireless.nix
     ] ++ modules;
   };
 in { inherit (result) config options; }