diff --git a/nginx/opennet/README.md b/nginx/opennet/README.md
index ab79efc..f8da7c4 100644
--- a/nginx/opennet/README.md
+++ b/nginx/opennet/README.md
@@ -15,6 +15,7 @@ Current implementation forward subdomains to following proxy locations:
 * `solaris.opennet.ru` > `/opennet/solaris`
 * `web.opennet.ru` > `/opennet/web`
 * `wiki.opennet.ru` > `/opennet/wiki`
+* `forum.opennet.ru` > `/opennet/wwwcgi-bin/openforum/vsluhboard.cgi`
 
 ## Installation
 
diff --git a/nginx/opennet/locations/include/common.conf b/nginx/opennet/locations/include/common.conf
index df41481..7fc351b 100644
--- a/nginx/opennet/locations/include/common.conf
+++ b/nginx/opennet/locations/include/common.conf
@@ -110,4 +110,11 @@ sub_filter 'http://grab.opennet.ru' 'http://[$server_addr]/opennet/grab';
 sub_filter 'https://grab.opennet.ru' 'http://[$server_addr]/opennet/grab';
 
 sub_filter 'http://grab.opennet.me' 'http://[$server_addr]/opennet/grab';
-sub_filter 'https://grab.opennet.me' 'http://[$server_addr]/opennet/grab';
\ No newline at end of file
+sub_filter 'https://grab.opennet.me' 'http://[$server_addr]/opennet/grab';
+
+# forum
+sub_filter 'http://forum.opennet.ru' 'http://[$server_addr]/opennet/wwwcgi-bin/openforum/vsluhboard.cgi';
+sub_filter 'https://forum.opennet.ru' 'http://[$server_addr]/opennet/wwwcgi-bin/openforum/vsluhboard.cgi';
+
+sub_filter 'http://forum.opennet.me' 'http://[$server_addr]/opennet//wwwcgi-bin/openforum/vsluhboard.cgi';
+sub_filter 'https://forum.opennet.me' 'http://[$server_addr]/opennet/wwwcgi-bin/openforum/vsluhboard.cgi';
\ No newline at end of file