diff --git a/Gemfile.lock b/Gemfile.lock
index 907607efc..230101400 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -296,7 +296,7 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     statsd-ruby (1.4.0)
-    test-unit (3.3.2)
+    test-unit (3.3.3)
       power_assert
     thor (0.20.3)
     thread_safe (0.3.6)