diff --git a/pkgs/development/libraries/fftw/default.nix b/pkgs/development/libraries/fftw/default.nix
index aa383b0c73a..020d07dcc0f 100644
--- a/pkgs/development/libraries/fftw/default.nix
+++ b/pkgs/development/libraries/fftw/default.nix
@@ -14,6 +14,9 @@ stdenv.mkDerivation rec {
     sha256 = "10h9mzjxnwlsjziah4lri85scc05rlajz39nqf3mbh4vja8dw34g";
   };
 
+  outputs = [ "dev" "out" "doc" ]; # it's dev-doc only
+  outputBin = "dev"; # fftw-wisdom
+
   buildInputs = [ (stdenv.cc.cc.lib or null) ];
 
   configureFlags =