diff --git a/Gemfile.lock b/Gemfile.lock
index 684cec2..3de773c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.10.0)
-    concurrent-ruby (1.0.2)
+    concurrent-ruby (1.1.10)
     debug_inspector (0.0.2)
     devise (4.1.1)
       bcrypt (~> 3.0)
@@ -65,9 +65,10 @@ GEM
     erubis (2.7.0)
     execjs (2.7.0)
     ffi (1.9.10)
-    globalid (0.3.6)
-      activesupport (>= 4.1.0)
-    i18n (0.7.0)
+    globalid (1.0.1)
+      activesupport (>= 5.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jbuilder (2.5.0)
       activesupport (>= 3.0.0, < 5.1)
       multi_json (~> 1.2)
@@ -87,7 +88,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_portile2 (2.1.0)
-    minitest (5.9.0)
+    minitest (5.17.0)
     multi_json (1.12.1)
     nio4r (1.2.1)
     nokogiri (1.6.8)
@@ -149,12 +150,12 @@ GEM
       sprockets (>= 3.0.0)
     sqlite3 (1.3.11)
     thor (0.19.1)
-    thread_safe (0.3.5)
+    thread_safe (0.3.6)
     tilt (2.0.5)
     turbolinks (5.0.0)
       turbolinks-source (~> 5)
     turbolinks-source (5.0.0)
-    tzinfo (1.2.2)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (3.0.0)
       execjs (>= 0.3.0, < 3)