diff --git a/vhost-user-backend/Cargo.toml b/vhost-user-backend/Cargo.toml
index a7c2759..9e380a2 100644
--- a/vhost-user-backend/Cargo.toml
+++ b/vhost-user-backend/Cargo.toml
@@ -15,7 +15,7 @@ postcopy = ["vhost/postcopy", "userfaultfd"]
 [dependencies]
 libc = "0.2.39"
 log = "0.4.17"
-userfaultfd = { version = "0.8.1", optional = true }
+userfaultfd = { version = "0.9.0", optional = true }
 vhost = { path = "../vhost", version = "0.14.0", features = ["vhost-user-backend"] }
 virtio-bindings = { workspace = true }
 virtio-queue = { workspace = true }