diff --git a/Gemfile.lock b/Gemfile.lock
index 1a1c286..5ad895c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -34,7 +34,7 @@ GEM
       childprocess (>= 0.3.6)
       cucumber (>= 1.1.1)
       rspec-expectations (>= 2.7.0)
-    bcrypt (3.1.7)
+    bcrypt (3.1.9)
     better_errors (2.0.0)
       coderay (>= 1.0.0)
       erubis (>= 2.6.6)
@@ -176,7 +176,7 @@ GEM
       multi_json (~> 1.0)
       websocket-driver (>= 0.2.0)
     polyglot (0.3.5)
-    powder (0.2.1)
+    powder (0.2.2)
       thor (>= 0.11.5)
     pry (0.10.1)
       coderay (~> 1.1.0)
@@ -284,7 +284,7 @@ GEM
       polyglot
       polyglot (>= 0.3.1)
     trollop (2.0)
-    tzinfo (0.3.41)
+    tzinfo (0.3.42)
     uglifier (2.5.3)
       execjs (>= 0.3.0)
       json (>= 1.8.0)