diff --git a/nixos/modules/installer/tools/nixos-option/default.nix b/nixos/modules/installer/tools/nixos-option/default.nix
index 2ba5e73d7c0..87ba38c29ca 100644
--- a/nixos/modules/installer/tools/nixos-option/default.nix
+++ b/nixos/modules/installer/tools/nixos-option/default.nix
@@ -4,4 +4,7 @@ stdenv.mkDerivation rec {
   src = ./.;
   nativeBuildInputs = [ cmake pkgconfig ];
   buildInputs = [ boost nix ];
+  meta {
+    license = stdenv.lib.licenses.lgpl2Plus;
+  }
 }