diff --git a/Gemfile.lock b/Gemfile.lock
index 3a7365f..84bfcc8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -81,7 +81,7 @@ GEM
     mail (2.5.4)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    mime-types (1.24)
+    mime-types (1.25)
     mini_portile (0.5.1)
     multi_json (1.7.9)
     nested_form (0.3.2)