1 files changed, 3 insertions, 1 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index dd3a0349b5..1b23d832f2 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -659,7 +659,9 @@ CODE
       assert_raise(ArgumentError) {S("mypassword".encode(enc)).crypt(S("aa"))}
     end
 
-    @cls == String and assert_no_memory_leak([], 's = ""', <<~'end;') # do
+    @cls == String and
+      assert_no_memory_leak([], 's = ""', "#{<<~"begin;"}\n#{<<~'end;'}")
+    begin;
       1000.times { s.crypt(-"..").clear  }
     end;
   end