diff --git a/tools/sched_ext/scx_central.c b/tools/sched_ext/scx_central.c
index 39f21b00a208..2a805f1d6c8f 100644
--- a/tools/sched_ext/scx_central.c
+++ b/tools/sched_ext/scx_central.c
@@ -56,6 +56,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, sigint_handler);
 	signal(SIGTERM, sigint_handler);
 restart:
+	optind = 1;
 	skel = SCX_OPS_OPEN(central_ops, scx_central);
 
 	skel->rodata->central_cpu = 0;
diff --git a/tools/sched_ext/scx_cpu0.c b/tools/sched_ext/scx_cpu0.c
index 1e4fa4ab8da9..a6fba9978b9c 100644
--- a/tools/sched_ext/scx_cpu0.c
+++ b/tools/sched_ext/scx_cpu0.c
@@ -69,6 +69,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, sigint_handler);
 	signal(SIGTERM, sigint_handler);
 restart:
+	optind = 1;
 	skel = SCX_OPS_OPEN(cpu0_ops, scx_cpu0);
 
 	skel->rodata->nr_cpus = libbpf_num_possible_cpus();
diff --git a/tools/sched_ext/scx_flatcg.c b/tools/sched_ext/scx_flatcg.c
index a8446509949e..d865c381589b 100644
--- a/tools/sched_ext/scx_flatcg.c
+++ b/tools/sched_ext/scx_flatcg.c
@@ -141,6 +141,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, sigint_handler);
 	signal(SIGTERM, sigint_handler);
 restart:
+	optind = 1;
 	skel = SCX_OPS_OPEN(flatcg_ops, scx_flatcg);
 
 	skel->rodata->nr_cpus = libbpf_num_possible_cpus();
diff --git a/tools/sched_ext/scx_pair.c b/tools/sched_ext/scx_pair.c
index 2a82d8a8a0aa..2e509391f3da 100644
--- a/tools/sched_ext/scx_pair.c
+++ b/tools/sched_ext/scx_pair.c
@@ -53,6 +53,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, sigint_handler);
 	signal(SIGTERM, sigint_handler);
 restart:
+	optind = 1;
 	skel = SCX_OPS_OPEN(pair_ops, scx_pair);
 
 	skel->rodata->nr_cpu_ids = libbpf_num_possible_cpus();
diff --git a/tools/sched_ext/scx_sdt.c b/tools/sched_ext/scx_sdt.c
index b0363363476d..d8ca9aa316a5 100644
--- a/tools/sched_ext/scx_sdt.c
+++ b/tools/sched_ext/scx_sdt.c
@@ -51,6 +51,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, sigint_handler);
 	signal(SIGTERM, sigint_handler);
 restart:
+	optind = 1;
 	skel = SCX_OPS_OPEN(sdt_ops, scx_sdt);
 
 	while ((opt = getopt(argc, argv, "fvh")) != -1) {
diff --git a/tools/sched_ext/scx_simple.c b/tools/sched_ext/scx_simple.c
index 06d4b13bf76b..c3b48611712b 100644
--- a/tools/sched_ext/scx_simple.c
+++ b/tools/sched_ext/scx_simple.c
@@ -71,6 +71,7 @@ int main(int argc, char **argv)
 	signal(SIGINT, sigint_handler);
 	signal(SIGTERM, sigint_handler);
 restart:
+	optind = 1;
 	skel = SCX_OPS_OPEN(simple_ops, scx_simple);
 
 	while ((opt = getopt(argc, argv, "fvh")) != -1) {