diff --git a/Gemfile.lock b/Gemfile.lock
index 31a091109b6cee0c366b6fac168fad81ea65ca2b..20937911a983121e0acbd5db2a17935febb6b69c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -284,7 +284,7 @@ GEM
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)
     unicode-display_width (1.7.0)
-    unicorn (5.7.0)
+    unicorn (5.8.0)
       kgio (~> 2.6)
       raindrops (~> 0.7)
     webmock (3.11.0)