diff --git a/tickets/Gemfile.lock b/tickets/Gemfile.lock
index 4df3920..9602219 100644
--- a/tickets/Gemfile.lock
+++ b/tickets/Gemfile.lock
@@ -55,6 +55,7 @@ GEM
     coffee-script-source (1.9.1)
     columnize (0.9.0)
     commonjs (0.2.7)
+    concurrent-ruby (1.1.10)
     debug_inspector (0.0.2)
     debugger-linecache (1.2.0)
     erubis (2.7.0)
@@ -64,7 +65,8 @@ GEM
     globalid (0.3.3)
       activesupport (>= 4.1.0)
     hike (1.2.3)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jbuilder (2.2.11)
       activesupport (>= 3.0.0, < 5)
       multi_json (~> 1.2)