diff --git a/pkgs/applications/graphics/sane/config.nix b/pkgs/applications/graphics/sane/config.nix
index 397e17837bcc..8c7b94faca6c 100644
--- a/pkgs/applications/graphics/sane/config.nix
+++ b/pkgs/applications/graphics/sane/config.nix
@@ -35,7 +35,7 @@ installSanePath = path: ''
 in
 stdenv.mkDerivation {
   name = "sane-config";
-  phases = "installPhase";
+  dontUnpack = true;
 
   installPhase = ''
     function symlink () {