diff --git a/Gemfile.lock b/Gemfile.lock
index e00abb70..59c21d07 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
     crass (1.0.6)
     database_cleaner (1.8.5)
     diff-lcs (1.4.4)
-    docile (1.3.2)
+    docile (1.3.4)
     e2mmap (0.1.0)
     erubi (1.10.0)
     execjs (2.7.0)
@@ -260,7 +260,7 @@ GEM
       sprockets (> 3.0)
       sprockets-rails
       tilt
-    simplecov (0.20.0)
+    simplecov (0.21.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)