diff --git a/Gemfile.lock b/Gemfile.lock
index 08e65020..78c2ec50 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -121,6 +121,7 @@ GEM
       compass (~> 1.0.0)
       sass-rails (<= 5.0.1)
       sprockets (< 2.13)
+    concurrent-ruby (1.0.0)
     debug_inspector (0.0.2)
     devise (3.5.3)
       bcrypt (~> 3.0)
@@ -226,8 +227,8 @@ GEM
       has_scope (~> 0.6.0.rc)
       railties (>= 3.2, < 5)
       responders
-    jbuilder (2.3.2)
-      activesupport (>= 3.0.0, < 5)
+    jbuilder (2.4.0)
+      activesupport (>= 3.0.0, < 5.1)
       multi_json (~> 1.2)
     jquery-rails (4.0.5)
       rails-dom-testing (~> 1.0)
@@ -334,7 +335,7 @@ GEM
       ffi (>= 0.5.0)
     rdoc (4.2.1)
       json (~> 1.4)
-    redcarpet (3.3.3)
+    redcarpet (3.3.4)
     ref (2.0.0)
     request_store (1.2.1)
     responders (2.1.1)