diff --git a/mod_php_install.sh b/mod_php_install.sh
index f354b4a..9a793f9 100755
--- a/mod_php_install.sh
+++ b/mod_php_install.sh
@@ -2876,7 +2876,7 @@ if $LEGACY_SQL_FUNCTION_SUPPORT ; then
 
    echononl "\tphp.ini: extension=\"$extension_lsf\" .."
    if [[ -n "$extension_lsf" ]]; then
-      perl -i -n -p -e "s#^(\s*\[PHP\]\s*)#\1\n;extension=$extension_xdebug\n#" $PHP_INI_FILE
+      perl -i -n -p -e "s#^(\s*\[PHP\]\s*)#\1\nextension=$extension_lsf\n#" $PHP_INI_FILE
       if [ "$?" = "0" ]; then
          echo_ok
       else