diff --git a/Gemfile.lock b/Gemfile.lock
index 02dd96d..2e5cd01 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -319,7 +319,7 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     sqlite3 (1.4.1)
-    test-unit (3.3.3)
+    test-unit (3.3.4)
       power_assert
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)