diff --git a/ext/ripper/ripper_init.c.tmpl b/ext/ripper/ripper_init.c.tmpl
index db58d64fe69e6e..32b8aa439872ec 100644
--- a/ext/ripper/ripper_init.c.tmpl
+++ b/ext/ripper/ripper_init.c.tmpl
@@ -33,6 +33,7 @@ ripper_parser_free2(void *ptr)
 {
     struct ripper *r = (struct ripper*)ptr;
     ripper_parser_free(r->p);
+    xfree(r);
 }
 
 static size_t
diff --git a/test/ripper/test_ripper.rb b/test/ripper/test_ripper.rb
index 76276c54effff3..a3fa0509982456 100644
--- a/test/ripper/test_ripper.rb
+++ b/test/ripper/test_ripper.rb
@@ -141,6 +141,14 @@ def test_dedent_string
     assert_nothing_raised { Ripper.lex src }
   end
 
+  def test_no_memory_leak
+    assert_no_memory_leak(%w(-rripper), "", "#{<<~'end;'}", rss: true)
+      10_000_000.times do
+        Ripper.parse("")
+      end
+    end;
+  end
+
   class TestInput < self
     Input = Struct.new(:lines) do
       def gets