diff --git a/Gemfile.lock b/Gemfile.lock
index b1beb54c..3b237a5f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -435,7 +435,7 @@ GEM
     simplecov-html (0.12.3)
     simplecov_json_formatter (0.1.4)
     simpleidn (0.2.3)
-    sprockets (3.7.3)
+    sprockets (3.7.4)
       base64
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)