diff --git a/Gemfile.lock b/Gemfile.lock
index f39837d38..5320f9e02 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -497,16 +497,16 @@ GEM
       rspec-support (~> 3.10)
     rspec-support (3.10.2)
     rszr (0.5.2)
-    rubocop (1.18.4)
+    rubocop (1.19.0)
       parallel (~> 1.10)
       parser (>= 3.0.0.0)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml
-      rubocop-ast (>= 1.8.0, < 2.0)
+      rubocop-ast (>= 1.9.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.8.0)
+    rubocop-ast (1.10.0)
       parser (>= 3.0.1.1)
     rubocop-faker (1.1.0)
       faker (>= 2.12.0)
diff --git a/app/models/activity_stream.rb b/app/models/activity_stream.rb
index f35d513a5..afc597254 100644
--- a/app/models/activity_stream.rb
+++ b/app/models/activity_stream.rb
@@ -56,7 +56,7 @@ add a new activity entry for an object
     # check newest entry - is needed
     result = ActivityStream.where(
       o_id:                      data[:o_id],
-      #:activity_stream_type_id  => type_id,
+      # :activity_stream_type_id  => type_id,
       permission_id:             permission_id,
       activity_stream_object_id: object_id,
       created_by_id:             data[:created_by_id]
diff --git a/app/models/object_manager/element/backend.rb b/app/models/object_manager/element/backend.rb
index ab5a2307d..9851f14f4 100644
--- a/app/models/object_manager/element/backend.rb
+++ b/app/models/object_manager/element/backend.rb
@@ -38,7 +38,7 @@ class ObjectManager::Element::Backend
       name:    attribute.name,
       display: attribute.display,
       tag:     attribute.data_type,
-      #:null     => attribute.null,
+      # :null     => attribute.null,
     }
   end
 
diff --git a/lib/core_ext/active_record/connection_adapters/postgresql/schema_statements.rb b/lib/core_ext/active_record/connection_adapters/postgresql/schema_statements.rb
index 53540192a..a9537aa29 100644
--- a/lib/core_ext/active_record/connection_adapters/postgresql/schema_statements.rb
+++ b/lib/core_ext/active_record/connection_adapters/postgresql/schema_statements.rb
@@ -8,7 +8,7 @@ module ActiveRecord
       module SchemaStatements
 
         # on postgres create lower indices to support case-insensitive where conditions
-        def add_index(table_name, column_name, options = {}) #:nodoc:
+        def add_index(table_name, column_name, options = {}) # :nodoc:
           index_name, index_type, index_columns, index_options, index_algorithm, index_using = add_index_options(table_name, column_name, **options)
 
           column_names = index_columns.split ', '
diff --git a/lib/search_knowledge_base_backend.rb b/lib/search_knowledge_base_backend.rb
index 9efa02727..b3e179768 100644
--- a/lib/search_knowledge_base_backend.rb
+++ b/lib/search_knowledge_base_backend.rb
@@ -84,6 +84,7 @@ class SearchKnowledgeBaseBackend
             .joins(:category)
             .where(knowledge_base_categories: { knowledge_base_id: knowledge_bases })
 
+    # rubocop:disable Style/RedundantSelfAssignmentBranch
     scope = if user&.permissions?('knowledge_base.editor')
               scope
             elsif user&.permissions?('knowledge_base.reader') && flavor == :agent
@@ -91,6 +92,7 @@ class SearchKnowledgeBaseBackend
             else
               scope.published
             end
+    # rubocop:enable Style/RedundantSelfAssignmentBranch
 
     flatten_translation_ids(scope)
   end
diff --git a/spec/models/ticket/state_spec.rb b/spec/models/ticket/state_spec.rb
index 40bec0571..106527deb 100644
--- a/spec/models/ticket/state_spec.rb
+++ b/spec/models/ticket/state_spec.rb
@@ -16,7 +16,7 @@ RSpec.describe Ticket::State, type: :model do
     describe 'of whole table:' do
       it 'has seven records' do
         expect(described_class.pluck(:name))
-          .to match_array(%w[closed merged new open pending\ close pending\ reminder removed])
+          .to match_array(['closed', 'merged', 'new', 'open', 'pending close', 'pending reminder', 'removed'])
       end
     end