diff --git a/Gemfile.lock b/Gemfile.lock
index 90582ae..063fe25 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,7 +3,7 @@ GEM
   specs:
     clap (1.0.0)
     git (1.5.0)
-    json (2.1.0)
+    json (2.3.0)
     semantic (1.6.1)
 
 PLATFORMS