diff --git a/clang.spec b/clang.spec
index cf6c173..e373cb8 100644
--- a/clang.spec
+++ b/clang.spec
@@ -1,4 +1,6 @@
+%ifnarch riscv64
 %global toolchain clang
+%endif
 
 %bcond_with compat_build
 %bcond_without check