diff --git a/422.html b/422.html
new file mode 100644
index 0000000000000000000000000000000000000000..79edc6399fe603fcbdeae843859df99c0719b90d
--- /dev/null
+++ b/422.html
@@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>The change you wanted was rejected (422)
+</title>
+<link href='/assets/favicon-55687a8b4824a5b820d9abd503aba23d.png' rel='shortcut icon'>
+<link href='/assets/apple-touch-icon-9c35a20898f00c85f3b99e548ef8f8ec.png' rel='apple-touch-icon'>
+<link rel="stylesheet" media="all" href="/assets/error_pages-ad38b75afe372855fb0244105e798e3e.css" />
+
+</head>
+<body id='error_422'>
+<div class='dialog'>
+<h1>
+The change you wanted was rejected.
+</h1>
+<p>
+Maybe you tried to change something you didn't have access to.
+</p>
+</div>
+
+</body>
+</html>
diff --git a/500.html b/500.html
new file mode 100644
index 0000000000000000000000000000000000000000..aaf94fd57e56a91ed97846c2248874772316e939
--- /dev/null
+++ b/500.html
@@ -0,0 +1,28 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>We're sorry, but something went wrong (500)
+</title>
+<link href='/assets/favicon-55687a8b4824a5b820d9abd503aba23d.png' rel='shortcut icon'>
+<link href='/assets/apple-touch-icon-9c35a20898f00c85f3b99e548ef8f8ec.png' rel='apple-touch-icon'>
+<link rel="stylesheet" media="all" href="/assets/error_pages-ad38b75afe372855fb0244105e798e3e.css" />
+
+</head>
+<body id='error_500'>
+<header>
+<img id="diaspora_logo" src="/assets/branding/logos/white2x-2af61b5291863eb1ecad53a6c376e421.png" alt="White2x" />
+</header>
+<h1>
+500: Internal server error.
+</h1>
+<h3>
+Our bad! Sorry about that. :(
+</h3>
+<p>
+<a href='javascript:history.back()'>
+Go Back?
+</a>
+</p>
+
+</body>
+</html>