diff --git a/Gemfile.lock b/Gemfile.lock
index 182a315..e17784a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -77,12 +77,11 @@ GEM
     ffi2-generators (0.1.1)
     hike (1.2.3)
     i18n (0.6.9)
+    jar-dependencies (0.4.1)
     jdbc-sqlite3 (3.7.2.1)
     jquery-rails (3.1.1)
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
-    json (1.8.1)
-    json (1.8.1-java)
     libv8 (3.16.14.3)
     mail (2.5.4)
       mime-types (~> 1.16)
@@ -98,6 +97,10 @@ GEM
     mono_logger (1.1.0)
     multi_json (1.8.4)
     polyglot (0.3.4)
+    psych (5.1.0)
+      stringio
+    psych (5.1.0-java)
+      jar-dependencies (>= 0.1.7)
     racc (1.4.10)
     rack (1.5.2)
     rack-protection (1.5.2)
@@ -118,8 +121,8 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.1.1)
-    rdoc (4.0.1)
-      json (~> 1.4)
+    rdoc (6.5.0)
+      psych (>= 4.0.0)
     redcard (1.1.0)
     redis (3.0.7)
     redis-namespace (1.4.1)
@@ -355,6 +358,7 @@ GEM
       activesupport (>= 3.0)
       sprockets (~> 2.8)
     sqlite3 (1.3.8)
+    stringio (3.0.7)
     therubyracer (0.12.1)
       libv8 (~> 3.16.14.0)
       ref