diff --git a/Gemfile.lock b/Gemfile.lock
index 3a56f4c..836a102 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -183,7 +183,7 @@ GEM
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
-    parallel (1.15.0)
+    parallel (1.16.0)
     parser (2.6.2.0)
       ast (~> 2.4.0)
     poltergeist (1.18.1)
@@ -303,7 +303,7 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     sqlite3 (1.3.13)
-    test-unit (3.3.0)
+    test-unit (3.3.1)
       power_assert
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)