diff --git a/Gemfile.lock b/Gemfile.lock
index 028d8f1..1555c9b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -188,7 +188,7 @@ GEM
       capybara (~> 2.1)
       cliver (~> 0.3.1)
       websocket-driver (>= 0.2.0)
-    powder (0.3.3)
+    powder (0.4.0)
       thor (>= 0.11.5)
     power_assert (1.1.1)
     powerpack (0.1.1)
@@ -296,7 +296,7 @@ GEM
       activesupport (>= 4.0)
       sprockets (>= 3.0.0)
     sqlite3 (1.3.13)
-    test-unit (3.2.6)
+    test-unit (3.2.7)
       power_assert
     therubyracer (0.12.3)
       libv8 (~> 3.16.14.15)
@@ -311,7 +311,7 @@ GEM
     turbolinks-source (5.0.3)
     tzinfo (1.2.4)
       thread_safe (~> 0.1)
-    uglifier (4.0.1)
+    uglifier (4.0.2)
       execjs (>= 0.3.0, < 3)
     unicode-display_width (1.3.0)
     unicorn (5.3.1)