diff --git a/tests/vendored-modules/default.nix b/tests/vendored-modules/default.nix
new file mode 100644
index 0000000..8317604
--- /dev/null
+++ b/tests/vendored-modules/default.nix
@@ -0,0 +1,28 @@
+{ runCommand, buildGoApplication, fetchFromGitHub }:
+
+let
+  version = "0.23.1";
+
+in
+buildGoApplication {
+  pname = "dstask";
+  inherit version;
+
+  src = fetchFromGitHub {
+    owner = "naggie";
+    repo = "dstask";
+    rev = "v${version}";
+    sha256 = "0rfz8jim0xqcwdb5n28942v9r3hbvhjrwdgzvbwc9f9psqg2s8d2";
+  };
+
+  modules = null;
+
+  ldflags = [
+    "-w"
+    "-s"
+    "-X github.com/naggie/dstask.VERSION=${version}"
+    "-X github.com/naggie/dstask.GIT_COMMIT=v${version}"
+  ];
+
+  subPackages = [ "cmd/dstask.go" ];
+}
diff --git a/tests/vendored-modules/script b/tests/vendored-modules/script
new file mode 100755
index 0000000..aece6a7
--- /dev/null
+++ b/tests/vendored-modules/script
@@ -0,0 +1,2 @@
+#!/usr/bin/env bash
+# No-op