diff --git a/conf/config.php b/conf/config.php
index e36df2b..bf7cf7e 100755
--- a/conf/config.php
+++ b/conf/config.php
@@ -74,9 +74,9 @@ $START_PAGE = 'main'; // Which page should be default (start page)?
 $RSS = '<a href="./var/rss.xml">RSS</a>';
 
 // if needed (if autodetection doesn't work), force language
-$LANG = en;
-//$LANG = __LANGUAGE__;
+$LANG = __LANGUAGE__;
 // (it looks like forcing another language crashes lionwiki so it's better to keep LANG=en at the moment... autodetection seems to work anyway)
+$LANG = en;
 
 /* see the file config.t2t to tweak the syntax and even more! */
 
diff --git a/conf/nginx.conf b/conf/nginx.conf
index eef57bf..7e3ff9a 100755
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -19,6 +19,10 @@ location __PATH__/ {
         fastcgi_param REMOTE_USER $remote_user;
         fastcgi_param PATH_INFO $fastcgi_path_info;
         fastcgi_param SCRIPT_FILENAME $request_filename;
+        
+        ## fixes upload problem:
+        fastcgi_buffers  16 16k;
+        fastcgi_buffer_size  32k;
     }
 
     # Don't include SSOWAT user panel (can lead to some server error, like "bad gateway")