diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index 77c4f012c..73dae59c5 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -2686,19 +2686,6 @@ Security/IoMethods:
     - 'spec/controllers/admin/export_domain_allows_controller_spec.rb'
     - 'spec/controllers/admin/export_domain_blocks_controller_spec.rb'
 
-# Offense count: 9
-# This cop supports safe autocorrection (--autocorrect).
-# Configuration parameters: EnforcedStyle, ProceduralMethods, FunctionalMethods, AllowedMethods, AllowedPatterns, AllowBracesOnProceduralOneLiners, BracesRequiredMethods.
-# SupportedStyles: line_count_based, semantic, braces_for_chaining, always_braces
-# ProceduralMethods: benchmark, bm, bmbm, create, each_with_object, measure, new, realtime, tap, with_object
-# FunctionalMethods: let, let!, subject, watch
-# AllowedMethods: lambda, proc, it
-Style/BlockDelimiters:
-  Exclude:
-    - 'db/migrate/20171020084748_add_visible_in_picker_to_custom_emoji.rb'
-    - 'spec/controllers/settings/applications_controller_spec.rb'
-    - 'spec/lib/webfinger_resource_spec.rb'
-
 # Offense count: 5
 # This cop supports unsafe autocorrection (--autocorrect-all).
 Style/CaseLikeIf:
diff --git a/db/migrate/20171020084748_add_visible_in_picker_to_custom_emoji.rb b/db/migrate/20171020084748_add_visible_in_picker_to_custom_emoji.rb
index 60a287101..946e26ff2 100644
--- a/db/migrate/20171020084748_add_visible_in_picker_to_custom_emoji.rb
+++ b/db/migrate/20171020084748_add_visible_in_picker_to_custom_emoji.rb
@@ -1,7 +1,7 @@
 class AddVisibleInPickerToCustomEmoji < ActiveRecord::Migration[5.1]
   def change
-    safety_assured {
+    safety_assured do
       add_column :custom_emojis, :visible_in_picker, :boolean, default: true, null: false
-    }
+    end
   end
 end
diff --git a/spec/controllers/settings/applications_controller_spec.rb b/spec/controllers/settings/applications_controller_spec.rb
index 75d3240f9..a882a6fb8 100644
--- a/spec/controllers/settings/applications_controller_spec.rb
+++ b/spec/controllers/settings/applications_controller_spec.rb
@@ -112,11 +112,11 @@ describe Settings::ApplicationsController do
 
   describe 'PATCH #update' do
     context 'success' do
-      let(:opts) {
+      let(:opts) do
         {
           website: 'https://foo.bar/',
         }
-      }
+      end
 
       def call_update
         patch :update, params: {
diff --git a/spec/lib/webfinger_resource_spec.rb b/spec/lib/webfinger_resource_spec.rb
index 5c7f475d6..ee007da70 100644
--- a/spec/lib/webfinger_resource_spec.rb
+++ b/spec/lib/webfinger_resource_spec.rb
@@ -14,9 +14,9 @@ describe WebfingerResource do
       it 'raises with a route whose controller is not AccountsController' do
         resource = 'https://example.com/users/alice/other'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'raises with a route whose action is not show' do
@@ -29,17 +29,17 @@ describe WebfingerResource do
 
         expect(Rails.application.routes).to receive(:recognize_path).with(resource).and_return(recognized).at_least(:once)
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'raises with a string that doesnt start with URL' do
         resource = 'website for http://example.com/users/alice/other'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(WebfingerResource::InvalidRequest)
+        end.to raise_error(WebfingerResource::InvalidRequest)
       end
 
       it 'finds the username in a valid https route' do
@@ -68,9 +68,9 @@ describe WebfingerResource do
       it 'raises on a non-local domain' do
         resource = 'user@remote-host.com'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'finds username for a local domain' do
@@ -94,17 +94,17 @@ describe WebfingerResource do
       it 'raises on a non-local domain' do
         resource = 'acct:user@remote-host.com'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'raises on a nonsense domain' do
         resource = 'acct:user@remote-host@remote-hostess.remote.local@remote'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(ActiveRecord::RecordNotFound)
+        end.to raise_error(ActiveRecord::RecordNotFound)
       end
 
       it 'finds the username for a local account if the domain is the local one' do
@@ -128,9 +128,9 @@ describe WebfingerResource do
       it 'raises InvalidRequest' do
         resource = 'df/:dfkj'
 
-        expect {
+        expect do
           WebfingerResource.new(resource).username
-        }.to raise_error(WebfingerResource::InvalidRequest)
+        end.to raise_error(WebfingerResource::InvalidRequest)
       end
     end
   end