diff --git a/Gemfile.lock b/Gemfile.lock
index dda6919..919a104 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,7 @@ GEM
       erubis (~> 2.7.0)
       rails-dom-testing (~> 1.0, >= 1.0.5)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activejob (4.2.11)
+    activejob (4.2.8)
       activesupport (= 4.2.8)
       globalid (>= 0.3.0)
     activemodel (4.2.8)
@@ -58,14 +58,14 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.6)
     crass (1.0.4)
     debug_inspector (0.0.3)
     diff-lcs (1.3)
     erubis (2.7.0)
     execjs (2.7.0)
     ffi (1.9.25)
-    globalid (0.4.1)
+    globalid (0.4.2)
       activesupport (>= 4.2.0)
     hirb (0.7.3)
     i18n (0.9.5)
@@ -86,7 +86,7 @@ GEM
       mini_mime (>= 0.1.1)
     mini_mime (1.0.1)
     mini_portile2 (2.3.0)
-    minitest (5.11.3)
+    minitest (5.14.1)
     multi_json (1.13.1)
     nokogiri (1.8.5)
       mini_portile2 (~> 2.3.0)
@@ -119,7 +119,7 @@ GEM
       activesupport (= 4.2.8)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.3.1)
+    rake (13.0.1)
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
@@ -176,7 +176,7 @@ GEM
     turbolinks (5.2.0)
       turbolinks-source (~> 5.2)
     turbolinks-source (5.2.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     uglifier (4.1.19)
       execjs (>= 0.3.0, < 3)