1 files changed, 2 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb
index 85b1ddf8db..d7de1032b6 100644
--- a/activerecord/lib/active_record/relation.rb
+++ b/activerecord/lib/active_record/relation.rb
@@ -29,9 +29,7 @@ module ActiveRecord
     end
 
     def initialize_copy(other)
-      # This method is a hot spot, so for now, use Hash[] to dup the hash.
-      #   https://bugs.ruby-lang.org/issues/7166
-      @values        = Hash[@values]
+      @values = @values.dup
       reset
     end
 
@@ -661,7 +659,7 @@ module ActiveRecord
     end
 
     def values
-      Hash[@values]
+      @values.dup
     end
 
     def inspect