diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index c27549feb..c9a834849 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -130,15 +130,6 @@ Rails/OutputSafety:
     - 'app/helpers/users_helper.rb'
     - 'app/helpers/valuation_helper.rb'
 
-# Offense count: 11
-# Configuration parameters: EnforcedStyle, SupportedStyles.
-# SupportedStyles: strict, flexible
-Rails/TimeZone:
-  Exclude:
-    - 'lib/score_calculator.rb'
-    - 'spec/controllers/admin/api/stats_controller_spec.rb'
-    - 'spec/models/ahoy/data_source_spec.rb'
-
 # Offense count: 7
 # Cop supports --auto-correct.
 # Configuration parameters: Include.
diff --git a/lib/score_calculator.rb b/lib/score_calculator.rb
index 32086392a..0b68c025a 100644
--- a/lib/score_calculator.rb
+++ b/lib/score_calculator.rb
@@ -1,6 +1,6 @@
 module ScoreCalculator
 
-  EPOC           = Time.new(2015, 6, 15)
+  EPOC           = Time.new(2015, 6, 15).in_time_zone
   COMMENT_WEIGHT = 1.0/5 # 1 positive vote / x comments
   TIME_UNIT      = 24.hours.to_f
 
diff --git a/spec/controllers/admin/api/stats_controller_spec.rb b/spec/controllers/admin/api/stats_controller_spec.rb
index 7ba63ffb3..e032014d7 100644
--- a/spec/controllers/admin/api/stats_controller_spec.rb
+++ b/spec/controllers/admin/api/stats_controller_spec.rb
@@ -17,9 +17,9 @@ describe Admin::Api::StatsController do
 
     context 'events present' do
       before :each do
-        time_1 = DateTime.parse("2015-01-01")
-        time_2 = DateTime.parse("2015-01-02")
-        time_3 = DateTime.parse("2015-01-03")
+        time_1 = DateTime.parse("2015-01-01").in_time_zone
+        time_2 = DateTime.parse("2015-01-02").in_time_zone
+        time_3 = DateTime.parse("2015-01-03").in_time_zone
 
         create :ahoy_event, name: 'foo', time: time_1
         create :ahoy_event, name: 'foo', time: time_1
@@ -52,8 +52,8 @@ describe Admin::Api::StatsController do
 
     context 'visits present' do
       it 'should return visits formated for working with c3.js' do
-        time_1 = DateTime.parse("2015-01-01")
-        time_2 = DateTime.parse("2015-01-02")
+        time_1 = DateTime.parse("2015-01-01").in_time_zone
+        time_2 = DateTime.parse("2015-01-02").in_time_zone
 
         create :visit, started_at: time_1
         create :visit, started_at: time_1
@@ -71,8 +71,8 @@ describe Admin::Api::StatsController do
 
     context 'visits and events present' do
       it 'should return combined events and visits formated for working with c3.js' do
-        time_1 = DateTime.parse("2015-01-01")
-        time_2 = DateTime.parse("2015-01-02")
+        time_1 = DateTime.parse("2015-01-01").in_time_zone
+        time_2 = DateTime.parse("2015-01-02").in_time_zone
 
         create :ahoy_event, name: 'foo', time: time_1
         create :ahoy_event, name: 'foo', time: time_2
@@ -94,8 +94,8 @@ describe Admin::Api::StatsController do
 
     context 'budget investments present' do
       it 'should return budget investments formated for working with c3.js' do
-        time_1 = DateTime.parse("2017-04-01")
-        time_2 = DateTime.parse("2017-04-02")
+        time_1 = DateTime.parse("2017-04-01").in_time_zone
+        time_2 = DateTime.parse("2017-04-02").in_time_zone
 
         budget_investment1 = create(:budget_investment, budget: @budget, created_at: time_1)
         budget_investment2 = create(:budget_investment, budget: @budget, created_at: time_2)
diff --git a/spec/lib/graphql_spec.rb b/spec/lib/graphql_spec.rb
index 725cc109a..b3b8b377f 100644
--- a/spec/lib/graphql_spec.rb
+++ b/spec/lib/graphql_spec.rb
@@ -321,7 +321,7 @@ describe 'ConsulSchema' do
 
     it 'does not include hidden comments' do
       visible_comment = create(:comment)
-      hidden_comment  = create(:comment, hidden_at: Time.now)
+      hidden_comment  = create(:comment, hidden_at: Time.current)
 
       response = execute('{ comments { edges { node { body } } } }')
       received_comments = extract_fields(response, 'comments', 'body')
@@ -331,7 +331,7 @@ describe 'ConsulSchema' do
 
     it 'does not include comments from hidden proposals' do
       visible_proposal = create(:proposal)
-      hidden_proposal  = create(:proposal, hidden_at: Time.now)
+      hidden_proposal  = create(:proposal, hidden_at: Time.current)
 
       visible_proposal_comment = create(:comment, commentable: visible_proposal)
       hidden_proposal_comment  = create(:comment, commentable: hidden_proposal)
@@ -344,7 +344,7 @@ describe 'ConsulSchema' do
 
     it 'does not include comments from hidden debates' do
       visible_debate = create(:debate)
-      hidden_debate  = create(:debate, hidden_at: Time.now)
+      hidden_debate  = create(:debate, hidden_at: Time.current)
 
       visible_debate_comment = create(:comment, commentable: visible_debate)
       hidden_debate_comment  = create(:comment, commentable: hidden_debate)
@@ -567,7 +567,7 @@ describe 'ConsulSchema' do
 
     it 'does not include votes of hidden proposals' do
       visible_proposal = create(:proposal)
-      hidden_proposal  = create(:proposal, hidden_at: Time.now)
+      hidden_proposal  = create(:proposal, hidden_at: Time.current)
 
       visible_proposal_vote = create(:vote, votable: visible_proposal)
       hidden_proposal_vote  = create(:vote, votable: hidden_proposal)
@@ -580,7 +580,7 @@ describe 'ConsulSchema' do
 
     it 'does not include votes of hidden comments' do
       visible_comment = create(:comment)
-      hidden_comment  = create(:comment, hidden_at: Time.now)
+      hidden_comment  = create(:comment, hidden_at: Time.current)
 
       visible_comment_vote = create(:vote, votable: visible_comment)
       hidden_comment_vote  = create(:vote, votable: hidden_comment)
diff --git a/spec/models/ahoy/data_source_spec.rb b/spec/models/ahoy/data_source_spec.rb
index deb1fd056..cea416498 100644
--- a/spec/models/ahoy/data_source_spec.rb
+++ b/spec/models/ahoy/data_source_spec.rb
@@ -3,9 +3,9 @@ require 'rails_helper'
 describe Ahoy::DataSource do
   describe '#build' do
     before :each do
-      time_1 = DateTime.parse("2015-01-01")
-      time_2 = DateTime.parse("2015-01-02")
-      time_3 = DateTime.parse("2015-01-03")
+      time_1 = DateTime.parse("2015-01-01").in_time_zone
+      time_2 = DateTime.parse("2015-01-02").in_time_zone
+      time_3 = DateTime.parse("2015-01-03").in_time_zone
 
       create :ahoy_event, name: 'foo', time: time_1
       create :ahoy_event, name: 'foo', time: time_1