diff --git a/Gemfile.lock b/Gemfile.lock
index 090585b..2dd8f33 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -196,7 +196,7 @@ GEM
     tinymce-rails-imageupload (4.0.17.beta.3)
       railties (>= 3.2, < 6)
       tinymce-rails (~> 4.0)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)