diff --git a/tools/testing/selftests/bpf/progs/bpf_iter_bpf_percpu_array_map.c b/tools/testing/selftests/bpf/progs/bpf_iter_bpf_percpu_array_map.c
index 9fdea8cd4c6fc..0baf00463f35c 100644
--- a/tools/testing/selftests/bpf/progs/bpf_iter_bpf_percpu_array_map.c
+++ b/tools/testing/selftests/bpf/progs/bpf_iter_bpf_percpu_array_map.c
@@ -24,7 +24,7 @@ int dump_bpf_percpu_array_map(struct bpf_iter__bpf_map_elem *ctx)
 	__u32 *key = ctx->key;
 	void *pptr = ctx->value;
 	__u32 step;
-	int i;
+	__u32 i;
 
 	if (key == (void *)0 || pptr == (void *)0)
 		return 0;
diff --git a/tools/testing/selftests/bpf/progs/bpf_qdisc_fifo.c b/tools/testing/selftests/bpf/progs/bpf_qdisc_fifo.c
index 1de2be3e370b7..7a639dcb23a91 100644
--- a/tools/testing/selftests/bpf/progs/bpf_qdisc_fifo.c
+++ b/tools/testing/selftests/bpf/progs/bpf_qdisc_fifo.c
@@ -88,7 +88,7 @@ void BPF_PROG(bpf_fifo_reset, struct Qdisc *sch)
 {
 	struct bpf_list_node *node;
 	struct skb_node *skbn;
-	int i;
+	__u32 i;
 
 	bpf_for(i, 0, sch->q.qlen) {
 		struct sk_buff *skb = NULL;