diff --git a/Gemfile b/Gemfile
index 1766241..97f2fd4 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,7 +16,7 @@ gem 'merb-auth-more', path: 'vendor/merb-auth/merb-auth-more'
 gem 'merb-auth-slice-password', path: 'vendor/merb-auth/merb-auth-slice-password'
 
 gem 'merb_activerecord', git: 'https://github.com/DanielVartanov/merb_activerecord.git', branch: 'modernize'
-gem 'activerecord', '~> 4.2.5'
+gem 'activerecord', '~> 6.1.7'
 gem 'acts_as_list'
 gem 'thin'
 gem 'unicode_utils'
diff --git a/Gemfile.lock b/Gemfile.lock
index 89d485a..c211c10 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -53,27 +53,25 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (4.2.11.3)
-      activesupport (= 4.2.11.3)
-      builder (~> 3.1)
-    activerecord (4.2.11.3)
-      activemodel (= 4.2.11.3)
-      activesupport (= 4.2.11.3)
-      arel (~> 6.0)
-    activesupport (4.2.11.3)
-      i18n (~> 0.7)
-      minitest (~> 5.1)
-      thread_safe (~> 0.3, >= 0.3.4)
-      tzinfo (~> 1.1)
+    activemodel (6.1.7.3)
+      activesupport (= 6.1.7.3)
+    activerecord (6.1.7.3)
+      activemodel (= 6.1.7.3)
+      activesupport (= 6.1.7.3)
+    activesupport (6.1.7.3)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
     acts_as_list (1.0.1)
       activerecord (>= 4.2)
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
-    arel (6.0.4)
     builder (3.2.4)
     byebug (11.1.3)
     coderay (1.1.3)
-    concurrent-ruby (1.1.6)
+    concurrent-ruby (1.2.2)
     cucumber (0.10.6)
       builder (>= 2.1.2)
       diff-lcs (>= 1.1.2)
@@ -90,7 +88,7 @@ GEM
     gherkin (2.4.21)
       json (>= 1.4.6)
     highline (2.0.3)
-    i18n (0.9.5)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     json (2.3.0)
     launchy (2.5.0)
@@ -120,7 +118,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2020.0512)
     mini_portile2 (2.5.3)
-    minitest (5.14.1)
+    minitest (5.18.0)
     nokogiri (1.11.7)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
@@ -150,22 +148,22 @@ GEM
       daemons (~> 1.0, >= 1.0.9)
       eventmachine (~> 1.0, >= 1.0.4)
       rack (>= 1, < 3)
-    thread_safe (0.3.6)
     tins (1.25.0)
       sync
-    tzinfo (1.2.7)
-      thread_safe (~> 0.1)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
     unicode_utils (1.4.0)
     webrat (0.7.3)
       nokogiri (>= 1.2.0)
       rack (>= 1.0)
       rack-test (>= 0.5.3)
+    zeitwerk (2.6.7)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  activerecord (~> 4.2.5)
+  activerecord (~> 6.1.7)
   acts_as_list
   cucumber (= 0.10.6)
   cucumber-rails (= 0.3.2)