diff --git a/Gemfile.lock b/Gemfile.lock
index 8c5962d..435d130 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -283,7 +283,7 @@ GEM
       sprockets-rails
       tilt
     shellany (0.0.1)
-    simplecov (0.16.1)
+    simplecov (0.17.0)
       docile (~> 1.1)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)