diff --git a/Cargo.toml b/Cargo.toml
index 9469972..08cf2f0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -3,7 +3,7 @@ name = "axvcpu"
 authors = ["aarkegz <aarkegz@gmail.com>"]
 version = "0.1.0"
 edition = "2024"
-categories = ["Virtualization", "no-std"]
+categories = ["virtualization", "no-std"]
 description = "Virtual CPU abstraction for ArceOS hypervisor"
 repository = "https://github.com/arceos-hypervisor/axvcpu"
 keywords = ["vcpu", "hypervisor", "arceos"]
diff --git a/src/test.rs b/src/test.rs
index e897a1b..d0df53f 100644
--- a/src/test.rs
+++ b/src/test.rs
@@ -1,5 +1,3 @@
-#![cfg_attr(not(test), no_std)]
-
 extern crate alloc;
 
 #[cfg(test)]