diff --git a/.rubocop.yml b/.rubocop.yml
index a2791b457..e3306ee3d 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -1,7 +1,7 @@
 require: rubocop-rails
 
 AllCops:
-  TargetRubyVersion: 2.7
+  TargetRubyVersion: 3.0
   NewCops: enable
   Exclude:
     - "bin/**/*"
@@ -39,7 +39,7 @@ Metrics/PerceivedComplexity:
 
 # Some blocks are longer.
 Metrics/BlockLength:
-  ExcludedMethods:
+  AllowedMethods:
     - "namespace"
     - "create_table"
   Exclude:
@@ -168,6 +168,11 @@ Style/Documentation:
 Naming/BinaryOperatorParameterName:
   Enabled: false
 
+# Defining constants in tests is fine, and it's good to have them close to the test where they are used.
+Lint/ConstantDefinitionInBlock:
+  Exclude:
+    - "spec/**/*"
+
 # There are valid cases, for example debugging Cucumber steps,
 # also they'll fail CI anyway
 Lint/Debugger:
diff --git a/Gemfile b/Gemfile
index 2ac7c5ea8..8e8726197 100644
--- a/Gemfile
+++ b/Gemfile
@@ -204,8 +204,8 @@ group :development do
   gem "pronto-haml",    "0.11.1", require: false
   gem "pronto-rubocop", "0.11.5", require: false
   gem "pronto-scss",    "0.11.0", require: false
-  gem "rubocop",        "0.93.1", require: false
-  gem "rubocop-rails",  "2.9.1", require: false
+  gem "rubocop",        "1.53.1", require: false
+  gem "rubocop-rails",  "2.20.2", require: false
 
   # Debugging
   gem "pry"
diff --git a/Gemfile.lock b/Gemfile.lock
index a525ee721..d0d4a17bf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -396,6 +396,7 @@ GEM
       multi_json
     jwt (2.7.1)
     kostya-sigar (2.0.10)
+    language_server-protocol (3.17.0.3)
     leaflet-rails (1.9.3)
       rails (>= 4.2.0)
     listen (3.7.1)
@@ -635,21 +636,23 @@ GEM
       rspec-mocks (~> 3.10)
       rspec-support (~> 3.10)
     rspec-support (3.11.0)
-    rubocop (0.93.1)
+    rubocop (1.53.1)
+      json (~> 2.3)
+      language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
-      parser (>= 2.7.1.5)
+      parser (>= 3.2.2.3)
       rainbow (>= 2.2.2, < 4.0)
-      regexp_parser (>= 1.8)
-      rexml
-      rubocop-ast (>= 0.6.0)
+      regexp_parser (>= 1.8, < 3.0)
+      rexml (>= 3.2.5, < 4.0)
+      rubocop-ast (>= 1.28.0, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 2.0)
+      unicode-display_width (>= 2.4.0, < 3.0)
     rubocop-ast (1.29.0)
       parser (>= 3.2.1.0)
-    rubocop-rails (2.9.1)
+    rubocop-rails (2.20.2)
       activesupport (>= 4.2.0)
       rack (>= 1.1)
-      rubocop (>= 0.90.0, < 2.0)
+      rubocop (>= 1.33.0, < 2.0)
     ruby-oembed (0.16.1)
     ruby-progressbar (1.13.0)
     ruby-vips (2.1.4)
@@ -751,7 +754,7 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.8.2)
-    unicode-display_width (1.8.0)
+    unicode-display_width (2.4.2)
     uuid (2.3.9)
       macaddr (~> 1.0)
     valid (1.2.0)
@@ -878,8 +881,8 @@ DEPENDENCIES
   rqrcode (= 2.2.0)
   rspec-json_expectations (~> 2.1)
   rspec-rails (= 5.1.2)
-  rubocop (= 0.93.1)
-  rubocop-rails (= 2.9.1)
+  rubocop (= 1.53.1)
+  rubocop-rails (= 2.20.2)
   ruby-oembed (= 0.16.1)
   rubyzip (= 2.3.2)
   sassc-rails (= 2.1.2)