diff --git a/Gemfile b/Gemfile
index 3cd3256d4..0c66152ab 100644
--- a/Gemfile
+++ b/Gemfile
@@ -20,7 +20,7 @@ gem "test-unit-ruby-core"
 gem "rubocop"
 
 gem "tracer" if !is_truffleruby
-gem "debug", github: "ruby/debug", platforms: [:mri, :mswin]
+gem "debug", github: "ruby/debug"
 
 gem "rdoc", ">= 6.11.0"