diff --git a/Formula/f/fdclone.rb b/Formula/f/fdclone.rb
index 1d6296db8b3bc..9f537d77c9e9b 100644
--- a/Formula/f/fdclone.rb
+++ b/Formula/f/fdclone.rb
@@ -3,6 +3,7 @@ class Fdclone < Formula
   homepage "https://hp.vector.co.jp/authors/VA012337/soft/fd/"
   url "http://www.unixusers.net/src/fdclone/FD-3.01j.tar.gz"
   sha256 "fe5bb67eb670dcdb1f7368698641c928523e2269b9bee3d13b3b77565d22a121"
+  license :cannot_represent
 
   livecheck do
     url :homepage
@@ -28,6 +29,8 @@ class Fdclone < Formula
 
   uses_from_macos "ncurses"
 
+  conflicts_with "fd", because: "both install `fd` binaries"
+
   patch do
     url "https://raw.githubusercontent.com/Homebrew/formula-patches/86107cf/fdclone/3.01b.patch"
     sha256 "c4159db3052d7e4abec57ca719ff37f5acff626654ab4c1b513d7879dcd1eb78"
@@ -55,4 +58,8 @@ def caveats
           MESSAGELANG="ja"
     EOS
   end
+
+  test do
+    assert_match "Hello Homebrew", shell_output("#{bin}/fdsh -c \"echo Hello Homebrew\"")
+  end
 end