diff --git a/src/Module/Register.php b/src/Module/Register.php
index 03f9dbb698..0837b5706e 100644
--- a/src/Module/Register.php
+++ b/src/Module/Register.php
@@ -261,6 +261,11 @@ class Register extends BaseModule
 
 				$a->internalRedirect('register/');
 			}
+			// Is there text in the tar pit?
+			if (!empty($_POST('registertarpit'))) {
+				\notice(L10n::t('You have entered too much information.'));
+				$a->internalRedirect('register/');
+			}
 
 			Model\Register::createForApproval($user['uid'], Config::get('system', 'language'), $_POST['permonlybox']);
 
diff --git a/view/templates/register.tpl b/view/templates/register.tpl
index 456fadaab8..7aa1a4d991 100644
--- a/view/templates/register.tpl
+++ b/view/templates/register.tpl
@@ -56,6 +56,7 @@
 
 {{if $permonly}}
     {{include file="field_textarea.tpl" field=$permonlybox}}
+	<input type="input" id="registertarpit" style="display: none;" placeholder="Don't enter anything here" />
 {{/if}}
 
 	{{$publish nofilter}}
diff --git a/view/theme/frio/templates/register.tpl b/view/theme/frio/templates/register.tpl
index 4819c5ee81..81e519ef75 100644
--- a/view/theme/frio/templates/register.tpl
+++ b/view/theme/frio/templates/register.tpl
@@ -56,6 +56,7 @@
 
 		{{if $permonly}}
 		{{include file="field_textarea.tpl" field=$permonlybox}}
+		<input type="input" id="registertarpit" style="display: none;" placeholder="Don't enter anything here"/>
 		{{/if}}
 
 		{{$publish nofilter}}