diff --git a/example-rails-app/Gemfile.lock b/example-rails-app/Gemfile.lock
index 2f523e7..5bd7df9 100644
--- a/example-rails-app/Gemfile.lock
+++ b/example-rails-app/Gemfile.lock
@@ -94,7 +94,7 @@ GEM
     sqlite3 (1.3.11)
     thor (1.0.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS