diff --git a/Gemfile.lock b/Gemfile.lock
index fa0e5486f9..ac439e3ed1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -211,7 +211,7 @@ GEM
     devise-token_authenticatable (1.1.0)
       devise (>= 4.0.0, < 5.0.0)
     diff-lcs (1.4.4)
-    docile (1.3.4)
+    docile (1.3.5)
     erubis (2.7.0)
     eventmachine (1.2.7)
     excon (0.79.0)
@@ -516,10 +516,12 @@ GEM
       rubyzip (>= 1.2.2)
     shoulda-matchers (4.5.1)
       activesupport (>= 4.2.0)
-    simplecov (0.18.5)
+    simplecov (0.21.2)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
+      simplecov_json_formatter (~> 0.1)
     simplecov-html (0.12.3)
+    simplecov_json_formatter (0.1.2)
     sinatra (2.1.0)
       mustermann (~> 1.0)
       rack (~> 2.2)