diff --git a/Gemfile.lock b/Gemfile.lock
index a7e2ed80a..ad3d40e0e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -246,7 +246,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (2.9.0)
+    json (2.9.1)
     launchy (2.5.2)
       addressable (~> 2.8)
     logger (1.6.1)