diff --git a/Gemfile.lock b/Gemfile.lock
index ca13568..e6a899a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,11 +50,12 @@ GEM
     builder (3.2.3)
     byebug (9.0.5)
     coderay (1.1.1)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.10)
     erubi (1.6.0)
-    globalid (0.4.0)
-      activesupport (>= 4.2.0)
-    i18n (0.8.1)
+    globalid (1.0.1)
+      activesupport (>= 5.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     lodash-rails (4.17.4)
       railties (>= 3.1)
     loofah (2.0.3)
@@ -66,7 +67,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_portile2 (2.1.0)
-    minitest (5.10.2)
+    minitest (5.17.0)
     nio4r (2.0.0)
     nokogiri (1.7.2)
       mini_portile2 (~> 2.1.0)
@@ -115,7 +116,7 @@ GEM
     sqlite3 (1.3.11)
     thor (0.19.4)
     thread_safe (0.3.6)
-    tzinfo (1.2.3)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)