diff --git a/src/vim9script.c b/src/vim9script.c
index 68b8388..4f0190e 100644
--- a/src/vim9script.c
+++ b/src/vim9script.c
@@ -136,7 +136,8 @@
     if (STRCMP(p_cpo, CPO_VIM) != 0)
     {
 	si->sn_save_cpo = vim_strsave(p_cpo);
-	set_option_value((char_u *)"cpo", 0L, (char_u *)CPO_VIM, OPT_NO_REDRAW);
+	set_option_value_give_err((char_u *)"cpo",
+					 0L, (char_u *)CPO_VIM, OPT_NO_REDRAW);
     }
 #else
     // No check for this being the first command, it doesn't matter.