diff --git a/Gemfile.lock b/Gemfile.lock
index ab3d3d9..320ad42 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,18 +12,18 @@ GEM
   specs:
     coderay (1.0.8)
     diff-lcs (1.1.3)
-    hashie (3.4.0)
+    hashie (4.1.0)
     method_source (0.8.1)
     net-ldap (0.11)
-    omniauth (1.2.2)
-      hashie (>= 1.2, < 4)
-      rack (~> 1.0)
+    omniauth (1.9.1)
+      hashie (>= 3.4.6)
+      rack (>= 1.6.2, < 3)
     pry (0.9.10)
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.3.1)
     pyu-ruby-sasl (0.0.3.3)
-    rack (1.4.1)
+    rack (2.2.3)
     rack-test (0.6.2)
       rack (>= 1.0)
     rake (10.0.3)