diff --git a/src/libbpf_probes.c b/src/libbpf_probes.c
index bdb83d4..b44fcbb 100644
--- a/src/libbpf_probes.c
+++ b/src/libbpf_probes.c
@@ -235,7 +235,7 @@ static int probe_map_create(enum bpf_map_type map_type)
 	case BPF_MAP_TYPE_USER_RINGBUF:
 		key_size = 0;
 		value_size = 0;
-		max_entries = 4096;
+		max_entries = sysconf(_SC_PAGE_SIZE);
 		break;
 	case BPF_MAP_TYPE_STRUCT_OPS:
 		/* we'll get -ENOTSUPP for invalid BTF type ID for struct_ops */