diff --git a/Gemfile.lock b/Gemfile.lock
index 52c186c..7aba0ba 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,7 +47,7 @@ GEM
     i18n (0.7.0)
     json (1.7.7)
     minitest (5.8.4)
-    multi_json (1.11.2)
+    multi_json (1.15.0)
     multipart-post (2.0.0)
     octokit (4.2.0)
       sawyer (~> 0.6.0, >= 0.5.3)
@@ -87,7 +87,7 @@ GEM
       rack-test
       sinatra (~> 1.4.0)
       tilt (>= 1.3, < 3)
-    sprockets (2.10.1)
+    sprockets (2.10.2)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)