diff --git a/pkgs/applications/misc/adobe-reader/default.nix b/pkgs/applications/misc/adobe-reader/default.nix
index 6182931de96..e56982a6680 100644
--- a/pkgs/applications/misc/adobe-reader/default.nix
+++ b/pkgs/applications/misc/adobe-reader/default.nix
@@ -28,5 +28,6 @@ stdenv.mkDerivation {
   meta = {
     description = "Adobe Reader, a viewer for PDF documents";
     homepage = http://www.adobe.com/products/reader;
+    license = "unfree";
   };
 }