diff --git a/phpBB/phpbb/profilefields/type/type_base.php b/phpBB/phpbb/profilefields/type/type_base.php
index 52f5d15511..9b4bada26d 100644
--- a/phpBB/phpbb/profilefields/type/type_base.php
+++ b/phpBB/phpbb/profilefields/type/type_base.php
@@ -158,7 +158,19 @@ abstract class type_base implements type_interface
 		}
 		else
 		{
-			return $this->request->variable($key, '', true);
+			$default_value = '';
+			$lang_fields = array(
+				'l_lang_name',
+				'l_lang_explain',
+				'l_lang_default_value',
+				'l_lang_options',
+			);
+
+			if (in_array($key, $lang_fields))
+			{
+				$default_value = array(0 => '');
+			}
+			return $this->request->variable($key, $default_value, true);
 		}
 	}