diff --git a/wp-admin/includes/template.php b/wp-admin/includes/template.php
index 69d56b5c00..9a9b8f0179 100644
--- a/wp-admin/includes/template.php
+++ b/wp-admin/includes/template.php
@@ -980,6 +980,7 @@ if ( !$bulk ) :
 			<span class="catshow"><?php _e('[more]'); ?></span>
 			<span class="cathide" style="display:none;"><?php _e('[less]'); ?></span>
 		</span>
+		<input type="hidden" name="<?php echo ( $taxonomy->name == 'category' ) ? 'post_category[]' : 'tax_input[' . esc_attr($taxonomy->name) . '][]'; ?>" value="0" />
 		<ul class="cat-checklist <?php echo esc_attr($taxonomy->name)?>-checklist">
 			<?php wp_terms_checklist(null, array('taxonomy' => $taxonomy->name)) ?>
 		</ul>