diff --git a/pkgs/tools/misc/tmux/default.nix b/pkgs/tools/misc/tmux/default.nix
index ad15fa98a4b..feff4b56ed7 100644
--- a/pkgs/tools/misc/tmux/default.nix
+++ b/pkgs/tools/misc/tmux/default.nix
@@ -15,6 +15,8 @@ stdenv.mkDerivation rec {
   name = "tmux-${version}";
   version = "2.2";
 
+  outputs = [ "out" "bin" "man" ];
+
   src = fetchFromGitHub {
     owner = "tmux";
     repo = "tmux";