diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 112103b..9c3491b 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -41,26 +41,3 @@ Metrics/MethodLength:
 # Configuration parameters: IgnoredMethods.
 Metrics/PerceivedComplexity:
   Max: 32
-
-# Offense count: 3
-# Configuration parameters: EnforcedStyle, AllowedPatterns, IgnoredPatterns.
-# SupportedStyles: snake_case, camelCase
-Naming/MethodName:
-  Exclude:
-    - 'app/controllers/workloads_controller.rb'
-    - 'app/models/wl_national_holiday.rb'
-    - 'app/models/wl_user_vacation.rb'
-
-# Offense count: 4
-# Configuration parameters: MinNameLength, AllowNamesEndingInNumbers, AllowedNames, ForbiddenNames.
-# AllowedNames: at, by, db, id, in, io, ip, of, on, os, pp, to
-Naming/MethodParameterName:
-  Exclude:
-    - 'app/helpers/workload_filters_helper.rb'
-
-# Offense count: 8
-# Configuration parameters: EnforcedStyle, AllowedIdentifiers.
-# SupportedStyles: snake_case, camelCase
-Naming/VariableName:
-  Exclude:
-    - 'app/helpers/workload_filters_helper.rb'
diff --git a/app/controllers/workloads_controller.rb b/app/controllers/workloads_controller.rb
index 4d83a10..0abd7a2 100644
--- a/app/controllers/workloads_controller.rb
+++ b/app/controllers/workloads_controller.rb
@@ -19,9 +19,9 @@ class WorkloadsController < ApplicationController
   accept_api_auth :index
 
   def index
-    @first_day = sanitizeDateParameter(workload_params[:first_day],  Time.zone.today - 10)
-    @last_day  = sanitizeDateParameter(workload_params[:last_day],   Time.zone.today + 50)
-    @today     = sanitizeDateParameter(workload_params[:start_date], Time.zone.today)
+    @first_day = sanitize_date_parameter(workload_params[:first_day],  Time.zone.today - 10)
+    @last_day  = sanitize_date_parameter(workload_params[:last_day],   Time.zone.today + 50)
+    @today     = sanitize_date_parameter(workload_params[:start_date], Time.zone.today)
     @date_check = @last_day >= @first_day
 
     # if @today ("select as today") is before @first_day take @today as @first_day
@@ -114,7 +114,7 @@ def assignee_ids
     groups ? { groups: WlGroupSelection.new.all_group_ids } : { users: WlUserSelection.new.all_user_ids }
   end
 
-  def sanitizeDateParameter(parameter, default)
+  def sanitize_date_parameter(parameter, default)
     return default unless parameter.respond_to?(:to_date)
 
     parameter.to_date
diff --git a/app/helpers/workload_filters_helper.rb b/app/helpers/workload_filters_helper.rb
index 2690d18..e783c48 100644
--- a/app/helpers/workload_filters_helper.rb
+++ b/app/helpers/workload_filters_helper.rb
@@ -1,12 +1,12 @@
 # frozen_string_literal: true
 
 module WorkloadFiltersHelper
-  def user_options_for_select(usersToShow, selectedUsers)
+  def user_options_for_select(users_to_show, selected_users)
     result = ''
-    return unless usersToShow
+    return unless users_to_show
 
-    usersToShow.each do |user|
-      selected = selectedUsers.include?(user) ? 'selected="selected"' : ''
+    users_to_show.each do |user|
+      selected = selected_users.include?(user) ? 'selected="selected"' : ''
 
       result += "<option value=\"#{h(user.id)}\" #{selected}>#{h(user.name)}</option>"
     end
@@ -14,12 +14,12 @@ def user_options_for_select(usersToShow, selectedUsers)
     result.html_safe
   end
 
-  def group_options_for_select(groupsToShow, selectedGroups)
+  def group_options_for_select(groups_to_show, selected_groups)
     result = ''
-    return unless groupsToShow
+    return unless groups_to_show
 
-    groupsToShow.each do |group|
-      selected = selectedGroups.include?(group) ? 'selected="selected"' : ''
+    groups_to_show.each do |group|
+      selected = selected_groups.include?(group) ? 'selected="selected"' : ''
 
       result += "<option value=\"#{h(group&.id)}\" #{selected}>#{h(group.lastname)}</option>"
     end
diff --git a/app/models/wl_national_holiday.rb b/app/models/wl_national_holiday.rb
index 4ca94f1..c7f74aa 100644
--- a/app/models/wl_national_holiday.rb
+++ b/app/models/wl_national_holiday.rb
@@ -6,8 +6,8 @@ class WlNationalHoliday < ActiveRecord::Base
   validates :start, :end, :reason, presence: true
   validate :check_datum
 
-  after_destroy :clearCache
-  after_save :clearCache
+  after_destroy :clear_cache
+  after_save :clear_cache
 
   def check_datum
     errors.add :end, :greater_than_start_date if workload_end_before_start?
@@ -19,7 +19,7 @@ def workload_end_before_start?
     start && self.end && (start_changed? || end_changed?) && self.end < start
   end
 
-  def clearCache
+  def clear_cache
     Rails.cache.clear
   end
 end
diff --git a/app/models/wl_user_vacation.rb b/app/models/wl_user_vacation.rb
index caf679a..1e90529 100644
--- a/app/models/wl_user_vacation.rb
+++ b/app/models/wl_user_vacation.rb
@@ -9,8 +9,8 @@ class WlUserVacation < ActiveRecord::Base
   validates :date_from, :date_to, presence: true
   validate :check_datum
 
-  after_destroy :clearCache
-  after_save :clearCache
+  after_destroy :clear_cache
+  after_save :clear_cache
 
   def check_datum
     errors.add :date_to, :greater_than_start_date if workload_end_before_start?
@@ -22,7 +22,7 @@ def workload_end_before_start?
     date_from && date_to && (date_from_changed? || date_to_changed?) && date_to < date_from
   end
 
-  def clearCache
+  def clear_cache
     Rails.cache.clear
   end
 end