diff --git a/Gemfile.lock b/Gemfile.lock
index ae17b28..f9b101e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,7 +75,7 @@ GEM
       guard (>= 0.8.4)
       spork (>= 0.8.4)
     haml (3.1.6)
-    hashie (1.2.0)
+    hashie (3.6.0)
     hike (1.2.1)
     i18n (0.6.0)
     journey (1.0.4)
@@ -103,9 +103,9 @@ GEM
     multi_json (1.3.6)
     nokogiri (1.5.5)
     oauth (0.4.6)
-    omniauth (1.1.0)
-      hashie (~> 1.2)
-      rack
+    omniauth (1.4.2)
+      hashie (>= 1.2, < 4)
+      rack (>= 1.0, < 3)
     omniauth-oauth (1.0.1)
       oauth
       omniauth (~> 1.0)
@@ -116,7 +116,7 @@ GEM
     polyglot (0.3.3)
     quiet_assets (1.0.1)
       railties (~> 3.1)
-    rack (1.4.1)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)