diff --git a/range.c b/range.c
index bf14c0c7a7..2deb495712 100644
--- a/range.c
+++ b/range.c
@@ -22,6 +22,8 @@ VALUE rb_cRange;
 static ID id_beg, id_end, id_excl;
 #define id_cmp idCmp
 #define id_succ idSucc
+#define id_min idMin
+#define id_max idMax
 
 static VALUE r_cover_p(VALUE, VALUE, VALUE, VALUE);
 
@@ -1236,7 +1238,10 @@ range_minmax(VALUE range)
     if (rb_block_given_p()) {
         return rb_call_super(0, NULL);
     }
-    return rb_assoc_new(range_min(0, NULL, range), range_max(0, NULL, range));
+    return rb_assoc_new(
+        rb_funcall(range, id_min, 0),
+        rb_funcall(range, id_max, 0)
+    );
 }
 
 int
diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb
index b37dbbc433..3953b3ecc2 100644
--- a/test/ruby/test_range.rb
+++ b/test/ruby/test_range.rb
@@ -146,6 +146,9 @@ class TestRange < Test::Unit::TestCase
     assert_equal([nil, nil], (0...0).minmax)
 
     assert_equal([2, 1], (1..2).minmax{|a, b| b <=> a})
+
+    assert_equal(['a', 'c'], ('a'..'c').minmax)
+    assert_equal(['a', 'b'], ('a'...'c').minmax)
   end
 
   def test_initialize_twice
diff --git a/version.h b/version.h
index ad01425605..f7f94bfe72 100644
--- a/version.h
+++ b/version.h
@@ -2,7 +2,7 @@
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 1
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 96
+#define RUBY_PATCHLEVEL 97
 
 #define RUBY_RELEASE_YEAR 2020
 #define RUBY_RELEASE_MONTH 7