diff --git a/.htaccess b/.htaccess
index 937fdbad43e..2db7cd9b209 100644
--- a/.htaccess
+++ b/.htaccess
@@ -3,7 +3,7 @@
 #
 
 # Protect files and directories from prying eyes.
-<FilesMatch "(\.(engine|inc|info|install|module|profile|sh|.*sql|theme|tpl(\.php)?|xtmpl)|code-style\.pl|Entries.*|Repository|Root)$">
+<FilesMatch "(\.(engine|inc|info|install|module|profile|po|sh|.*sql|theme|tpl(\.php)?|xtmpl)|code-style\.pl|Entries.*|Repository|Root)$">
   Order allow,deny
 </FilesMatch>