diff --git a/pkgs/tools/misc/diffoscope/default.nix b/pkgs/tools/misc/diffoscope/default.nix
index 4f0a9ba12c1..37af52f55b6 100644
--- a/pkgs/tools/misc/diffoscope/default.nix
+++ b/pkgs/tools/misc/diffoscope/default.nix
@@ -5,7 +5,13 @@
 , enableBloat ? false
 }:
 
-python3.pkgs.buildPythonApplication rec {
+    # Still missing these tools: enjarify, otool & lipo (maybe OS X only), showttf
+    # Also these libraries: python3-guestfs
+    # FIXME: move xxd into a separate package so we don't have to pull in all of vim.
+let tools = [ acl binutils bzip2 cbfstool cdrkit cpio diffutils e2fsprogs file gettext
+              gzip libcaca poppler_utils sng sqlite squashfsTools unzip vim xz colordiff
+            ] ++ lib.optionals enableBloat [ colord fpc ghc gnupg1 jdk mono pdftk ];
+in python3.pkgs.buildPythonApplication rec {
   pname = "diffoscope";
   name = "${pname}-${version}";
   version = "77";
@@ -26,14 +32,6 @@ python3.pkgs.buildPythonApplication rec {
     sed -i setup.py -e "/'rpm-python',/d"
   '';
 
-  # Still missing these tools: enjarify, otool & lipo (maybe OS X only), showttf
-  # Also these libraries: python3-guestfs
-  # FIXME: move xxd into a separate package so we don't have to pull in all of vim.
-  buildInputs =
-    map lib.getBin ([ acl binutils bzip2 cbfstool cdrkit cpio diffutils e2fsprogs file gettext
-      gzip libcaca poppler_utils sng sqlite squashfsTools unzip vim xz colordiff
-    ] ++ lib.optionals enableBloat [ colord fpc ghc gnupg1 jdk mono pdftk ]);
-
   pythonPath = with python3.pkgs; [ debian libarchive-c python_magic tlsh rpm ];
 
   doCheck = false; # Calls 'mknod' in squashfs tests, which needs root
@@ -41,6 +39,7 @@ python3.pkgs.buildPythonApplication rec {
   postInstall = ''
     mkdir -p $out/share/man/man1
     ${docutils}/bin/rst2man.py debian/diffoscope.1.rst $out/share/man/man1/diffoscope.1
+    wrapProgram $out/bin/diffoscope --prefix PATH : ${lib.makeBinPath tools}
   '';
 
   meta = with stdenv.lib; {