diff --git a/ext/comment/main.php b/ext/comment/main.php
index d8e8c379..9078316c 100644
--- a/ext/comment/main.php
+++ b/ext/comment/main.php
@@ -459,6 +459,7 @@ class CommentList extends SimpleExtension {
 					"VALUES(?, ?, ?, now(), ?)",
 					array($image_id, $user->id, $_SERVER['REMOTE_ADDR'], $comment));
 			$cid = $database->db->Insert_ID();
+			setcookie("nocache", "true", time()+60*60);
 			log_info("comment", "Comment #$cid added to Image #$image_id");
 		}
 	}