1 files changed, 1 insertions, 1 deletions

diff --git a/tools/virtio/vringh_test.c b/tools/virtio/vringh_test.c
index 13e0a769623d..51d922fd4f62 100644
--- a/tools/virtio/vringh_test.c
+++ b/tools/virtio/vringh_test.c
@@ -132,7 +132,7 @@ static inline int vringh_get_head(struct vringh *vrh, u16 *head)
         return 1;
 }
 
-static int parallel_test(unsigned long features,
+static int parallel_test(u64 features,
                          bool (*getrange)(struct vringh *vrh,
                                           u64 addr, struct vringh_range *r),
                          bool fast_vringh)