diff --git a/contrib/tag_history/main.php b/contrib/tag_history/main.php
index 1be0546c..0eb6e30d 100644
--- a/contrib/tag_history/main.php
+++ b/contrib/tag_history/main.php
@@ -73,7 +73,7 @@ class Tag_History extends Extension {
 		else if($event->page_matches("tag_history") && $event->count_args() == 1) {
 			// must be an attempt to view a tag history
 			$image_id = int_escape($event->get_arg(0));
-			$this->theme->display_history_page($page, $image_id, $this->get_tag_history_from_id($image_id, $page_id));
+			$this->theme->display_history_page($page, $image_id, $this->get_tag_history_from_id($image_id));
 		}
 	}
 	
diff --git a/contrib/tag_history/theme.php b/contrib/tag_history/theme.php
index 2ee3fd65..126ca2a1 100644
--- a/contrib/tag_history/theme.php
+++ b/contrib/tag_history/theme.php
@@ -98,7 +98,7 @@ class Tag_HistoryTheme extends Themelet {
 	}
 
 	public function display_history_link(Page $page, /*int*/ $image_id) {
-		$link = '<a href="'.make_link("tag_history/$image_id/1").'">Tag History</a>';
+		$link = '<a href="'.make_link("tag_history/$image_id").'">Tag History</a>';
 		$page->add_block(new Block(null, $link, "main", 5));
 	}