diff --git a/staging/vhost-device-video/rustfmt.toml b/staging/vhost-device-video/rustfmt.toml
index c6f0942..ebecb99 100644
--- a/staging/vhost-device-video/rustfmt.toml
+++ b/staging/vhost-device-video/rustfmt.toml
@@ -1,4 +1,4 @@
-edition = "2018"
+edition = "2021"
 format_generated_files = false
 format_code_in_doc_comments = true
 format_strings = true