diff --git a/ProjectFlex/Gemfile.lock b/ProjectFlex/Gemfile.lock
index fb9eea4..bac089c 100644
--- a/ProjectFlex/Gemfile.lock
+++ b/ProjectFlex/Gemfile.lock
@@ -153,7 +153,7 @@ GEM
       turbolinks
     jquery-ui-rails (6.0.1)
       railties (>= 3.2.16)
-    json (2.2.0)
+    json (2.3.1)
     jwt (2.2.1)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)