diff --git a/benchmark/gc/binary_trees.rb b/benchmark/gc/binary_trees.rb
index ce1a2d9826..af8ea722aa 100644
--- a/benchmark/gc/binary_trees.rb
+++ b/benchmark/gc/binary_trees.rb
@@ -1 +1 @@
-require_relative '../bm_so_binary_trees.rb'
+require_relative '../bm_so_binary_trees.rb'