diff --git a/phpBB/includes/mcp/mcp_main.php b/phpBB/includes/mcp/mcp_main.php
index 9f6125f256..92000c6ceb 100644
--- a/phpBB/includes/mcp/mcp_main.php
+++ b/phpBB/includes/mcp/mcp_main.php
@@ -1114,6 +1114,7 @@ function mcp_fork_topic($topic_ids)
 	$forum_id = request_var('f', 0);
 	$redirect = request_var('redirect', build_url(array('action', 'quickmod')));
 	$additional_msg = $success_msg = '';
+	$counter = array();
 
 	$s_hidden_fields = build_hidden_fields(array(
 		'topic_id_list'	=> $topic_ids,
@@ -1306,9 +1307,20 @@ function mcp_fork_topic($topic_ids)
 					'post_edit_time'	=> (int) $row['post_edit_time'],
 					'post_edit_count'	=> (int) $row['post_edit_count'],
 					'post_edit_locked'	=> (int) $row['post_edit_locked'],
-					'post_postcount'	=> 0,
+					'post_postcount'	=> $row['post_postcount'],
 				);
-
+				// Adjust post count only if the post can be incremented to the user counter
+				if ($row['post_postcount'])
+				{
+					if (isset($counter[$row['poster_id']]))
+					{
+						++$counter[$row['poster_id']];
+					}
+					else
+					{
+						$counter[$row['poster_id']] = 1;
+					}
+				}
 				$db->sql_query('INSERT INTO ' . POSTS_TABLE . ' ' . $db->sql_build_array('INSERT', $sql_ary));
 				$new_post_id = $db->sql_nextid();
 
@@ -1428,6 +1440,18 @@ function mcp_fork_topic($topic_ids)
 			WHERE forum_id = ' . $to_forum_id;
 		$db->sql_query($sql);
 
+		if (!empty($counter))
+		{
+			// Do only one query per user and not a query per post.
+			foreach ($counter as $user_id => $count)
+			{
+				$sql = 'UPDATE ' . USERS_TABLE . '
+					SET user_posts = user_posts + ' . (int) $count . '
+					WHERE user_id = ' . (int) $user_id;
+				$db->sql_query($sql);
+			}
+		}
+
 		sync('topic', 'topic_id', $new_topic_id_list);
 		sync('forum', 'forum_id', $to_forum_id);