diff --git a/nix/androidsdk.nix b/nix/androidsdk.nix
new file mode 100644
index 00000000..1820abb2
--- /dev/null
+++ b/nix/androidsdk.nix
@@ -0,0 +1,30 @@
+{ stdenv, androidenv }:
+
+# The "android-sdk-license" license is accepted
+# by setting android_sdk.accept_license = true.
+androidenv.composeAndroidPackages {
+  toolsVersion = "26.1.1";
+  platformToolsVersion = "31.0.3";
+  buildToolsVersions = [ "31.0.0" ];
+  platformVersions = [ "30" ];
+  cmakeVersions = [ "3.18.1" ];
+  ndkVersion = "22.1.7171670";
+  includeNDK = true;
+  includeExtras = [
+    "extras;android;m2repository"
+    "extras;google;m2repository"
+  ];
+}
+# This derivation simply symlinks some stuff to get
+# shorter paths as libexec/android-sdk is quite the mouthful.
+# With this you can just do `androidPkgs.sdk` and `androidPkgs.ndk`.
+#stdenv.mkDerivation {
+#  name = "${compose.androidsdk.name}-mod";
+#  phases = [ "symlinkPhase" ];
+#  outputs = [ "out" "sdk" "ndk" ];
+#  symlinkPhase = ''
+#    ln -s ${compose.androidsdk} $out
+#    ln -s ${compose.androidsdk}/libexec/android-sdk $sdk
+#    ln -s ${compose.androidsdk}/libexec/android-sdk/ndk-bundle $ndk
+#  '';
+#}
diff --git a/nix/default.nix b/nix/default.nix
new file mode 100644
index 00000000..35fb95d6
--- /dev/null
+++ b/nix/default.nix
@@ -0,0 +1,5 @@
+{ pkgs ? import ../../nixpkgs {
+  config.android_sdk.accept_license = true;
+} }:
+
+pkgs.callPackage ./mobile.nix { }
diff --git a/nix/mobile.nix b/nix/mobile.nix
new file mode 100644
index 00000000..76fc0865
--- /dev/null
+++ b/nix/mobile.nix
@@ -0,0 +1,50 @@
+{ lib, pkgs, callPackage, buildGoModule }:
+
+let
+  androidPkgs = pkgs.androidenv.composeAndroidPackages {
+    includeNDK = true;
+    ndkVersion = "22.1.7171670";
+  };
+  androidSdk = androidPkgs.androidsdk;
+  gomobile = pkgs.gomobile.override { inherit androidPkgs; };
+in buildGoModule {
+  pname = "go-waku";
+  version = "devel";
+  vendorSha256 = "sha256-+W5PnVmD4oPh3a8Ik9Xn3inCI8shqEsdlkG/d6PQntk=";
+  GIT_COMMIT = "TODO";
+  doCheck = false;
+
+  src = ./..;
+
+  extraSrcPaths = [ gomobile ];
+  nativeBuildInputs = [ gomobile pkgs.openjdk8 ];
+
+  # We can't symlink gomobile src in vendor created by buildGoModule.
+  proxyVendor = true;
+
+  ANDROID_HOME = "${androidSdk}/libexec/android-sdk";
+  ANDROID_NDK_ROOT = "${androidSdk}/libexec/android-sdk/ndk-bundle";
+  ANDROID_NDK_HOME = "${androidSdk}/libexec/android-sdk/ndk-bundle";
+  #GOMOBILE = pkgs.gomobile;
+  #GOHOSTARCH = "amd64";
+  #GO111MODULE = "off";
+
+  buildPhase = ''
+    gomobile bind -x \
+      -target=android/arm64 \
+      -androidapi=23 \
+      -ldflags="-s -w" \
+      -o ./build/lib/Gowaku.xcframework \
+      ./mobile
+  '';
+
+  #buildPhase = ''
+  #  echo $ANDROID_HOME
+  #  gomobile bind -x \
+  #    -target=ios \
+  #    -iosversion=8.0 \
+  #    -ldflags="-s -w" \
+  #    -o ./build/lib/Gowaku.xcframework \
+  #    ./mobile
+  #'';
+}