diff --git a/src/scriptfile.c b/src/scriptfile.c
index 7e5ea4c..bf4cbc0 100644
--- a/src/scriptfile.c
+++ b/src/scriptfile.c
@@ -1491,8 +1491,7 @@
     si = SCRIPT_ITEM(current_sctx.sc_sid);
     if (si->sn_save_cpo != NULL)
     {
-	free_string_option(p_cpo);
-	p_cpo = si->sn_save_cpo;
+	set_option_value((char_u *)"cpo", 0L, si->sn_save_cpo, 0);
 	si->sn_save_cpo = NULL;
     }