diff --git a/Gemfile b/Gemfile
index 2ff94c83d..ee5f21dbd 100644
--- a/Gemfile
+++ b/Gemfile
@@ -113,7 +113,7 @@ source "https://rails-assets.org" do
   gem "rails-assets-jquery-textchange",             "0.2.3"
   gem "rails-assets-perfect-scrollbar",             "0.6.7"
   gem "rails-assets-jakobmattsson--jquery-elastic", "1.6.11"
-  gem "rails-assets-autosize",                      "3.0.9"
+  gem "rails-assets-autosize",                      "3.0.13"
   gem "rails-assets-blueimp-gallery",               "2.16.0"
 end
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 6a561cbe8..dce22eff7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -557,7 +557,7 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 4.2.4)
       sprockets-rails
-    rails-assets-autosize (3.0.9)
+    rails-assets-autosize (3.0.13)
     rails-assets-blueimp-gallery (2.16.0)
     rails-assets-colorbox (1.6.3)
       rails-assets-jquery (>= 1.3.2)
@@ -880,7 +880,7 @@ DEPENDENCIES
   rack-rewrite (= 1.5.1)
   rack-ssl (= 1.4.1)
   rails (= 4.2.4)
-  rails-assets-autosize (= 3.0.9)!
+  rails-assets-autosize (= 3.0.13)!
   rails-assets-blueimp-gallery (= 2.16.0)!
   rails-assets-diaspora_jsxc (~> 0.1.4.develop)!
   rails-assets-highlightjs (= 8.8.0)!