diff --git a/Gemfile.lock b/Gemfile.lock
index c482fc4..ab47c9a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -66,15 +66,15 @@ GEM
     i18n (0.6.5)
     journey (1.0.4)
     json (1.8.0)
-    mail (2.5.4)
+    mail (2.5.5)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    mime-types (1.25)
+    mime-types (1.25.1)
     mini_portile (0.5.1)
     multi_json (1.8.2)
     nokogiri (1.6.0)
       mini_portile (~> 0.5.0)
-    polyglot (0.3.3)
+    polyglot (0.3.5)
     rack (1.4.5)
     rack-cache (1.2)
       rack (>= 0.4)