diff --git a/wp-admin/includes/class-wp-posts-list-table.php b/wp-admin/includes/class-wp-posts-list-table.php
index 190edaba3d..2f870d3ecb 100644
--- a/wp-admin/includes/class-wp-posts-list-table.php
+++ b/wp-admin/includes/class-wp-posts-list-table.php
@@ -726,7 +726,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 		while ( $bulk < 2 ) { ?>
 
 		<tr id="<?php echo $bulk ? 'bulk-edit' : 'inline-edit'; ?>" class="inline-edit-row inline-edit-row-<?php echo "$hclass inline-edit-" . $screen->post_type;
-			echo $bulk ? "bulk-edit-row bulk-edit-row-$hclass bulk-edit-{$screen->post_type}" : "quick-edit-row quick-edit-row-$hclass inline-edit-{$screen->post_type}";
+			echo $bulk ? " bulk-edit-row bulk-edit-row-$hclass bulk-edit-{$screen->post_type}" : " quick-edit-row quick-edit-row-$hclass inline-edit-{$screen->post_type}";
 		?>" style="display: none"><td colspan="<?php echo $this->get_column_count(); ?>" class="colspanchange">
 
 		<fieldset class="inline-edit-col-left"><div class="inline-edit-col">