diff --git a/05/ffc037ad15560cb2c683682c5bc374156571d7 b/05/ffc037ad15560cb2c683682c5bc374156571d7
new file mode 100644
index 0000000000..a65260b96a
--- /dev/null
+++ b/05/ffc037ad15560cb2c683682c5bc374156571d7
@@ -0,0 +1 @@
+Merged: https://github.com/ruby/ruby/pull/5991