diff --git a/sample_app/Gemfile.lock b/sample_app/Gemfile.lock
index fc6bd39..188d385 100644
--- a/sample_app/Gemfile.lock
+++ b/sample_app/Gemfile.lock
@@ -71,7 +71,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.10)
     config (1.7.0)
       activesupport (>= 3.0)
       deep_merge (~> 1.2.1)
@@ -272,11 +272,11 @@ GEM
       fog-core
       nokogiri (>= 1.5.11, < 2.0.0)
     formatador (0.2.5)
-    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)
     inflecto (0.0.2)
     ipaddress (0.8.3)
@@ -315,11 +315,13 @@ 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_magick (4.8.0)
     mini_mime (1.0.0)
     mini_portile2 (2.3.0)
-    minitest (5.11.3)
+    minitest (5.15.0)
     msgpack (1.2.4)
     multi_json (1.13.1)
     netrc (0.11.0)
@@ -426,7 +428,7 @@ GEM
     turbolinks (5.1.1)
       turbolinks-source (~> 5.1)
     turbolinks-source (5.1.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.1.14)
       execjs (>= 0.3.0, < 3)