diff --git a/sys/geom/part/g_part_ebr.c b/sys/geom/part/g_part_ebr.c
index e3e28670dff..0d0b52753ac 100644
--- a/sys/geom/part/g_part_ebr.c
+++ b/sys/geom/part/g_part_ebr.c
@@ -344,7 +344,7 @@ g_part_ebr_name(struct g_part_table *table, struct g_part_entry *entry,
     char *buf, size_t bufsz)
 {
 
-	snprintf(buf, bufsz, "+%08x", entry->gpe_index);
+	snprintf(buf, bufsz, "+%08u", entry->gpe_index);
 	return (buf);
 }