diff --git a/Gemfile.lock b/Gemfile.lock
index 730263a..db3b325 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,23 +22,22 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activemodel (6.1.3)
-      activesupport (= 6.1.3)
-    activerecord (6.1.3)
-      activemodel (= 6.1.3)
-      activesupport (= 6.1.3)
-    activesupport (6.1.3)
+    activemodel (7.0.4.1)
+      activesupport (= 7.0.4.1)
+    activerecord (7.0.4.1)
+      activemodel (= 7.0.4.1)
+      activesupport (= 7.0.4.1)
+    activesupport (7.0.4.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.0)
     buftok (0.2.0)
     colorize (0.8.1)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.10)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     cupsffi (0.1.9)
@@ -58,12 +57,12 @@ GEM
       domain_name (~> 0.5)
     http-form_data (2.3.0)
     http_parser.rb (0.6.0)
-    i18n (1.8.9)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     jaro_winkler (1.5.4)
     memoizable (0.4.2)
       thread_safe (~> 0.3, >= 0.3.1)
-    minitest (5.14.4)
+    minitest (5.17.0)
     multipart-post (2.1.1)
     naught (1.1.0)
     parallel (1.19.1)
@@ -99,7 +98,7 @@ GEM
     simple_oauth (0.3.1)
     sqlite3 (1.4.2)
     thread_safe (0.3.6)
-    tzinfo (2.0.4)
+    tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
     unf (0.1.4)
       unf_ext
@@ -111,14 +110,13 @@ GEM
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
     wiringpi (2.32.0)
-    zeitwerk (2.4.2)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   PRNSTN!
-  activerecord (~> 6)
+  activerecord (~> 7)
   bundler
   colorize
   cupsffi (~> 0.1)
diff --git a/prnstn.gemspec b/prnstn.gemspec
index 7d55b0a..180520e 100644
--- a/prnstn.gemspec
+++ b/prnstn.gemspec
@@ -33,7 +33,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_development_dependency 'activerecord', '~>6'
+  spec.add_development_dependency 'activerecord', '~>7'
   spec.add_development_dependency 'bundler'
   spec.add_development_dependency 'colorize'
   spec.add_development_dependency 'cupsffi', '~> 0.1'