diff --git a/Gemfile.lock b/Gemfile.lock
index a328f99..6ceb640 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -30,13 +30,13 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.2.2)
-      activesupport (= 5.2.2)
-    activerecord (5.2.2)
-      activemodel (= 5.2.2)
-      activesupport (= 5.2.2)
+    activemodel (5.2.4.5)
+      activesupport (= 5.2.4.5)
+    activerecord (5.2.4.5)
+      activemodel (= 5.2.4.5)
+      activesupport (= 5.2.4.5)
       arel (>= 9.0)
-    activesupport (5.2.2)
+    activesupport (5.2.4.5)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -61,7 +61,7 @@ GEM
     capistrano-rbenv-install (1.2.0)
       capistrano (>= 3.0)
       capistrano-rbenv (>= 2.0)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.8)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     curb (0.9.10)
@@ -84,7 +84,7 @@ GEM
     httparty (0.16.4)
       mime-types (~> 3.0)
       multi_xml (>= 0.5.2)
-    i18n (1.6.0)
+    i18n (1.8.9)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.2)
     json_api_client (1.16.1)
@@ -104,7 +104,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
     mini_mime (1.0.1)
-    minitest (5.11.3)
+    minitest (5.14.4)
     multi_xml (0.6.0)
     multipart-post (2.1.1)
     mysql2 (0.5.2)
@@ -166,7 +166,7 @@ GEM
       activesupport (~> 5.1, >= 5.1.4)
     thread_safe (0.3.6)
     timecop (0.9.1)
-    tzinfo (1.2.5)
+    tzinfo (1.2.9)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext