diff --git a/Gemfile.lock b/Gemfile.lock
index 52cde3841a..e3f599e3e6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -302,7 +302,7 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.0)
       mini_mime (>= 0.1.1)
-    marcel (0.3.2)
+    marcel (0.3.3)
       mimemagic (~> 0.3.2)
     memoist (0.16.0)
     method_source (0.9.0)