diff --git a/pkgs/tools/misc/file/default.nix b/pkgs/tools/misc/file/default.nix
index 35ea4e992d8..45f5ed90577 100644
--- a/pkgs/tools/misc/file/default.nix
+++ b/pkgs/tools/misc/file/default.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-N1HH+6jbyDHLjXzIr/IQNUWbjOUVXviwiAon0ChHXzs=";
   };
 
+  outputs = [ "out" "dev" "man" ];
+
   patches = [
     # Backport fix to identification for pyzip files.
     # Needed for strip-nondeterminism.