diff --git a/Gemfile.lock b/Gemfile.lock
index 6ced855..f8ddace 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -57,8 +57,8 @@ GEM
     hike (1.2.1)
     i18n (0.6.0)
     jdbc-sqlite3 (3.7.2.1)
-    json (1.6.4)
-    json (1.6.4-java)
+    json (1.8.6)
+    json (1.8.6-java)
     mail (2.3.3)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)