diff --git a/root/etc/e-smith/templates/etc/httpd/conf/httpd.conf/LemonLDAPPortal/80LemonLDAPPortal b/root/etc/e-smith/templates/etc/httpd/conf/httpd.conf/LemonLDAPPortal/80LemonLDAPPortal
index c723095..27201e2 100644
--- a/root/etc/e-smith/templates/etc/httpd/conf/httpd.conf/LemonLDAPPortal/80LemonLDAPPortal
+++ b/root/etc/e-smith/templates/etc/httpd/conf/httpd.conf/LemonLDAPPortal/80LemonLDAPPortal
@@ -32,7 +32,8 @@ else{
     </LocationMatch>
 HERE
     }
-    if (-e '/usr/lib/perl5/site_perl/Apache/FilterChangeLength.pm'){
+    if (-e '/usr/lib/perl5/site_perl/Apache/FilterChangeLength.pm' ||
+        -e '/usr/share/perl5/vendor_perl/Apache/FilterChangeLength.pm'){
         # Looks like iPasserelle groupware is installed
         # SOPE doesn't supports chunked encoding
         # the following makes it happy