diff --git a/rust.spec b/rust.spec
index 101266bc12d7095aebe75788f186edf6e68fc1d7..6cfbee03d629230ad0935e2950d53d52f6a8566d 100644
--- a/rust.spec
+++ b/rust.spec
@@ -4,7 +4,7 @@
 %global bootstrap_date 2024-10-17
 %global bootstrap_arches x86_64 aarch64 riscv64
 %bcond_with llvm_static
-%ifarch x86_64 aarch64
+%ifarch x86_64 aarch64 riscv64
 %bcond_with bundled_llvm
 %else
 %bcond_without bundled_llvm
@@ -26,7 +26,7 @@
 
 Name:                rust
 Version:             1.82.0
-Release:             9
+Release:             10
 Summary:             The Rust Programming Language
 License:             Apache-2.0 OR MIT
 URL:                 https://www.rust-lang.org
@@ -124,7 +124,7 @@ BuildRequires:       cmake >= 2.8.11
 %global llvm_root %{_libdir}/%{llvm}
 %else
 # default llvm is decent enough on riscv64
-%ifarch x86_64 aarch64
+%ifarch x86_64 aarch64 riscv64
 %global llvm llvm-toolset-18-llvm
 %global llvm_root /opt/openEuler/llvm-toolset-18/root%{_prefix}
 %global clang_maj_ver 18
@@ -143,7 +143,7 @@ BuildRequires:       %{llvm}-static libffi-devel
 %endif
 BuildRequires:       procps-ng
 BuildRequires:       ninja-build
-%ifarch x86_64 aarch64
+%ifarch x86_64 aarch64 riscv64
 BuildRequires:       llvm-toolset-18-compiler-rt
 BuildRequires:       llvm-toolset-18-clang
 %else
@@ -391,7 +391,7 @@ test -r "%{profiler}"
   --enable-verbose-tests \
   %{?codegen_units_std} \
   --release-channel=stable
-%ifarch loongarch64 riscv64
+%ifarch loongarch64
 	%{python} ./x.py build -j "$((($ncpus + 3) / 4))" --stage 2
 %else
 	%{python} ./x.py build -j "$ncpus" --stage 2
@@ -564,6 +564,9 @@ export %{rust_env}
 %{_mandir}/man1/cargo*.1*
 
 %changelog
+* Wed Feb 26 2025 laokz <zhangkai@iscas.ac.cn> - 1.82.0-10
+- Switch to unbundled llvm for riscv64 building
+
 * Wed Jan 15 2025 wangkai <13474090681@163.com> - 1.82.0-9
 - Switch to unbundled llvm for x86_64 aarch64 building