diff --git a/Gemfile.lock b/Gemfile.lock
index f62baeb..278cfa1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -25,7 +25,7 @@ GEM
       temple (>= 0.8.0)
       tilt
     i18n (0.8.6)
-    json (2.1.0)
+    json (2.3.0)
     mongo (2.4.3)
       bson (>= 4.2.1, < 5.0.0)
     mustermann (1.0.2)