diff --git a/Gemfile.lock b/Gemfile.lock
index c1f205d..191a033 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,7 +42,7 @@ GEM
       sigdump (~> 0.2.2)
     sigdump (0.2.5)
     strptime (0.2.5)
-    test-unit (3.6.1)
+    test-unit (3.6.2)
       power_assert
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)