diff --git a/.rubocop b/.rubocop
new file mode 100644
index 0000000..fc40e8e
--- /dev/null
+++ b/.rubocop
@@ -0,0 +1 @@
+--ignore-unrecognized-cops
diff --git a/.rubocop.yml b/.rubocop.yml
index 3f1b32d..17c7f88 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -4,4 +4,11 @@ inherit_gem:
 AllCops:
   Exclude:
     - 'gemfiles/**/*'
-    - 'vendor/**/*'
\ No newline at end of file
+    - 'vendor/**/*'
+
+Discourse/Plugins/NoMonkeyPatching:
+  Enabled: false
+
+Discourse/Plugins/NamespaceMethods:
+  Exclude:
+    - bin/prometheus_exporter
diff --git a/gemfiles/ar_70.gemfile b/gemfiles/ar_70.gemfile
index 095e660..bc1dfc9 100644
--- a/gemfiles/ar_70.gemfile
+++ b/gemfiles/ar_70.gemfile
@@ -2,4 +2,6 @@
 
 source "https://rubygems.org"
 
+gem "activerecord", "~> 7.0.0"
+
 gemspec path: "../"
diff --git a/prometheus_exporter.gemspec b/prometheus_exporter.gemspec
index fb2efc8..dffec66 100644
--- a/prometheus_exporter.gemspec
+++ b/prometheus_exporter.gemspec
@@ -34,7 +34,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "oj", "~> 3.0"
   spec.add_development_dependency "rack-test", "~> 0.8.3"
   spec.add_development_dependency "minitest-stub-const", "~> 0.6"
-  spec.add_development_dependency "rubocop-discourse", ">2"
+  spec.add_development_dependency "rubocop-discourse", ">= 3"
   spec.add_development_dependency "appraisal", "~> 2.3"
   spec.add_development_dependency "activerecord", "~> 6.0.0"
   spec.add_development_dependency "redis", "> 5"