diff --git a/wp-admin/options-discussion.php b/wp-admin/options-discussion.php
index ebed796ad7..22039fd427 100644
--- a/wp-admin/options-discussion.php
+++ b/wp-admin/options-discussion.php
@@ -100,7 +100,7 @@ $default_comments_page .= '>' . __('last') . '</option><option value="oldest"';
 if ( 'oldest' == get_option('default_comments_page') ) $default_comments_page .= ' selected="selected"';
 $default_comments_page .= '>' . __('first') . '</option></select>';
 
-printf( __('Break comments into pages with %1$s top level comments per page and the %2$s page displayed by default'), '</label><label for="comments_per_page"><input name="comments_per_page" type="number" step="1" min="1" id="comments_per_page" value="' . esc_attr(get_option('comments_per_page')) . '" class="small-text" />', $default_comments_page );
+printf( __('Break comments into pages with %1$s top level comments per page and the %2$s page displayed by default'), '</label><label for="comments_per_page"><input name="comments_per_page" type="number" step="1" min="0" id="comments_per_page" value="' . esc_attr(get_option('comments_per_page')) . '" class="small-text" />', $default_comments_page );
 
 ?></label>
 <br />