diff --git a/app/javascript/vendor/pixiv-ugoira-player.js b/app/javascript/vendor/pixiv-ugoira-player.js
index 0b2a19526..2831f4ef1 100644
--- a/app/javascript/vendor/pixiv-ugoira-player.js
+++ b/app/javascript/vendor/pixiv-ugoira-player.js
@@ -522,4 +522,4 @@ ZipImagePlayer.prototype = {
 
 // added
 
-export { ZipImagePlayer };
\ No newline at end of file
+export { ZipImagePlayer };
diff --git a/app/views/artists/update.js.erb b/app/views/artists/update.js.erb
index bcebe9d37..345366b9b 100644
--- a/app/views/artists/update.js.erb
+++ b/app/views/artists/update.js.erb
@@ -1 +1 @@
-location.reload();
\ No newline at end of file
+location.reload();
diff --git a/app/views/counts/posts.json.erb b/app/views/counts/posts.json.erb
index 002fead90..7c68802cb 100644
--- a/app/views/counts/posts.json.erb
+++ b/app/views/counts/posts.json.erb
@@ -1 +1 @@
-{"counts": {"posts": <%= @count %>}}
\ No newline at end of file
+{"counts": {"posts": <%= @count %>}}
diff --git a/app/views/counts/posts.xml.erb b/app/views/counts/posts.xml.erb
index e89efa3a7..9ae07f67d 100644
--- a/app/views/counts/posts.xml.erb
+++ b/app/views/counts/posts.xml.erb
@@ -3,4 +3,4 @@
   <posts>
     <%= @count %>
   </posts>
-</counts>
\ No newline at end of file
+</counts>
diff --git a/app/views/moderator/ip_addrs/_ip_listing.json.erb b/app/views/moderator/ip_addrs/_ip_listing.json.erb
index bb9f4c563..45801c1ba 100644
--- a/app/views/moderator/ip_addrs/_ip_listing.json.erb
+++ b/app/views/moderator/ip_addrs/_ip_listing.json.erb
@@ -1 +1 @@
-<%= raw @results.map {|ip_addr, count| {ip_addr: ip_addr.to_s, count: count}}.to_json %>
\ No newline at end of file
+<%= raw @results.map {|ip_addr, count| {ip_addr: ip_addr.to_s, count: count}}.to_json %>
diff --git a/app/views/moderator/ip_addrs/_user_listing.json.erb b/app/views/moderator/ip_addrs/_user_listing.json.erb
index e08079c16..a8df6882f 100644
--- a/app/views/moderator/ip_addrs/_user_listing.json.erb
+++ b/app/views/moderator/ip_addrs/_user_listing.json.erb
@@ -1 +1 @@
-<%= raw @results.map {|user, count| {user_id: user.id, count: count}}.to_json %>
\ No newline at end of file
+<%= raw @results.map {|user, count| {user_id: user.id, count: count}}.to_json %>
diff --git a/app/views/note_versions/index.html.erb b/app/views/note_versions/index.html.erb
index 5dc24c69e..314d9cf04 100644
--- a/app/views/note_versions/index.html.erb
+++ b/app/views/note_versions/index.html.erb
@@ -11,4 +11,4 @@
   </div>
 </div>
 
-<%= render "notes/secondary_links" %>
\ No newline at end of file
+<%= render "notes/secondary_links" %>
diff --git a/app/views/posts/partials/show/_ugoira.html.erb b/app/views/posts/partials/show/_ugoira.html.erb
index 3b18dfa49..e08516c0b 100644
--- a/app/views/posts/partials/show/_ugoira.html.erb
+++ b/app/views/posts/partials/show/_ugoira.html.erb
@@ -2,4 +2,4 @@
   <%= render "posts/partials/show/ugoira_webm", :post => post %>
 <% else %>
   <%= render "posts/partials/show/ugoira_original", :post => post %>
-<% end %>
\ No newline at end of file
+<% end %>
diff --git a/script/install/postgresql_hba_conf b/script/install/postgresql_hba_conf
index 0f7c5bc2d..442069177 100644
--- a/script/install/postgresql_hba_conf
+++ b/script/install/postgresql_hba_conf
@@ -1,2 +1,2 @@
 local    all         postgres,danbooru                              trust
-host     all         postgres,danbooru          127.0.0.1/32        trust
\ No newline at end of file
+host     all         postgres,danbooru          127.0.0.1/32        trust
diff --git a/test/unit/sources/nico_seiga_test.rb b/test/unit/sources/nico_seiga_test.rb
index ff2645d9a..906ba09b0 100644
--- a/test/unit/sources/nico_seiga_test.rb
+++ b/test/unit/sources/nico_seiga_test.rb
@@ -1,4 +1,4 @@
-require 'test_helper'
+require 'test_helper'
 
 module Sources
   class NicoSeigaTest < ActiveSupport::TestCase