diff --git a/Gemfile.lock b/Gemfile.lock
index 58624cb..765ad0c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,24 +9,18 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (5.2.3)
-      activesupport (= 5.2.3)
-    activerecord (5.2.3)
-      activemodel (= 5.2.3)
-      activesupport (= 5.2.3)
-      arel (>= 9.0)
-    activesupport (5.2.3)
+    activerecord (3.2.14)
+    activesupport (7.0.4.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
     addressable (2.6.0)
       public_suffix (>= 2.0.2, < 4.0)
-    arel (9.0.0)
     artii (2.1.2)
     coderay (1.1.2)
     colorize (0.8.1)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.10)
     domain_name (0.5.20190701)
       unf (>= 0.0.5, < 1.0.0)
     equatable (0.6.1)
@@ -39,13 +33,13 @@ GEM
       domain_name (~> 0.5)
     http-form_data (2.1.1)
     http_parser.rb (0.6.0)
-    i18n (1.6.0)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     method_source (0.9.2)
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
-    minitest (5.11.3)
+    minitest (5.17.0)
     mustermann (1.0.3)
     necromancer (0.5.0)
     netrc (0.11.0)
@@ -69,11 +63,10 @@ GEM
       rack (~> 2.0)
       rack-protection (= 2.0.5)
       tilt (~> 2.0)
-    sinatra-activerecord (2.0.13)
+    sinatra-activerecord (2.0.15)
       activerecord (>= 3.2)
       sinatra (>= 1.0)
     sqlite3 (1.4.1)
-    thread_safe (0.3.6)
     tilt (2.0.9)
     tty-color (0.5.0)
     tty-cursor (0.7.0)
@@ -87,8 +80,8 @@ GEM
       tty-screen (~> 0.7)
       wisper (~> 2.0.0)
     tty-screen (0.7.0)
-    tzinfo (1.2.5)
-      thread_safe (~> 0.1)
+    tzinfo (2.0.5)
+      concurrent-ruby (~> 1.0)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.6)