diff --git a/rust.spec b/rust.spec
index e652f7feddfede8b8484f4141ed29eeb3f04ba45..79d6106ffd96f8b31c72352a8747a6b97803ba83 100644
--- a/rust.spec
+++ b/rust.spec
@@ -1,6 +1,7 @@
 # Only x86_64 and i686 are Tier 1 platforms at this time.
 # https://doc.rust-lang.org/nightly/rustc/platform-support.html
-%global rust_arches x86_64 i686 aarch64 ppc64le s390x
+%define anolis_release .0.1
+%global rust_arches x86_64 i686 aarch64 ppc64le s390x loongarch64
 
 # The channel can be stable, beta, or nightly
 %{!?channel: %global channel stable}
@@ -88,7 +89,7 @@
 
 Name:           rust
 Version:        1.66.1
-Release:        2%{?dist}
+Release:        2%{anolis_release}%{?dist}
 Summary:        The Rust Programming Language
 License:        (ASL 2.0 or MIT) and (BSD and MIT)
 # ^ written as: (rust itself) and (bundled libraries)
@@ -1067,6 +1068,9 @@ end}
 
 
 %changelog
+* Mon Dec 11 2023 Liwei Ge <liwei.glw@alibaba-inc.com> - 1.66.1-2.0.1
+- Rebuild with llvm 15
+
 * Wed Aug 16 2023 Liwei Ge <liwei.glw@alibaba-inc.com> - 1.66.1-2
 - Fix CVE-2023-38497