diff --git a/Formula/r/rustfmt.rb b/Formula/r/rustfmt.rb
index 7d40e2c2c20f4..8c9924fdf9fd2 100644
--- a/Formula/r/rustfmt.rb
+++ b/Formula/r/rustfmt.rb
@@ -21,8 +21,6 @@ class Rustfmt < Formula
   depends_on "rustup-init" => :build
   depends_on "rust" => :test
 
-  conflicts_with "rust", because: "both install `cargo-fmt` and `rustfmt` binaries"
-
   def install
     system "#{Formula["rustup-init"].bin}/rustup-init", "-qy", "--no-modify-path"
     ENV.prepend_path "PATH", HOMEBREW_CACHE/"cargo_cache/bin"