diff --git a/Gemfile.lock b/Gemfile.lock
index ab09278c..ae7e85f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -96,7 +96,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.10)
     crass (1.0.4)
     dalli (2.7.8)
     database_cleaner (1.7.0)
@@ -120,11 +120,11 @@ GEM
     ffi-compiler (1.0.1)
       ffi (>= 1.0.0)
       rake
-    globalid (0.4.1)
-      activesupport (>= 4.2.0)
+    globalid (1.0.1)
+      activesupport (>= 5.0)
     http-cookie (1.0.3)
       domain_name (~> 0.5)
-    i18n (1.0.1)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
@@ -155,12 +155,14 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.0)
     mini_portile2 (2.3.0)
     mini_racer (0.1.15)
       libv8 (~> 6.3)
-    minitest (5.11.3)
+    minitest (5.17.0)
     multi_json (1.13.1)
     mysql2 (0.5.1)
     netrc (0.11.0)
@@ -267,7 +269,7 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.1.11)
       execjs (>= 0.3.0, < 3)