diff --git a/Gemfile.lock b/Gemfile.lock
index 19700ab..69e3c96 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -479,7 +479,8 @@ GEM
       execjs (>= 0.3.0, < 3)
     thor (1.3.2)
     timeout (0.4.3)
-    timezone (1.3.28)
+    timezone (1.3.29)
+      base64 (~> 0.2)
       ostruct (~> 0.6)
     turbo-rails (2.0.13)
       actionpack (>= 7.1.0)