1 files changed, 2 insertions, 0 deletions
diff --git a/test/lib/minitest/unit.rb b/test/lib/minitest/unit.rb
index 4dc4d33f24..aeb529a43c 100644
--- a/test/lib/minitest/unit.rb
+++ b/test/lib/minitest/unit.rb
@@ -1047,6 +1047,8 @@ module MiniTest
             puts "Multiple autoclose IO object for a file descriptor:#{str}"
           end
         }
+        h = nil
+        GC.start
       end
       live2
     end