diff --git a/src/lib/commands/setres.c b/src/lib/commands/setres.c
index df5129f8..80b9bbbc 100644
--- a/src/lib/commands/setres.c
+++ b/src/lib/commands/setres.c
@@ -68,6 +68,7 @@ setres(void)
 	    amt = 100;
 	if (amt < 0)
 	    amt = 0;
+	check_sect_ok(&sect);
 	switch (char0) {
 	case 'i':
 	    if (sect.sct_own != 0)
diff --git a/src/lib/commands/setsect.c b/src/lib/commands/setsect.c
index f157abc9..05397967 100644
--- a/src/lib/commands/setsect.c
+++ b/src/lib/commands/setsect.c
@@ -68,6 +68,7 @@ setsector(void)
 	if (!p || !*p)
 	    return RET_SYN;
 	amt = atoi(p);
+	check_sect_ok(&sect);
 	switch (char0) {
 	case 'i':
 	    current = sect.sct_min;