diff --git a/microcode_ctl.spec b/microcode_ctl.spec
index e7c49615e1da0f0a92557dd51c41ed0b2f1a96ec..268262657b3dfae1bc7eb3757d6e79d7b2588b1c 100644
--- a/microcode_ctl.spec
+++ b/microcode_ctl.spec
@@ -7,7 +7,7 @@ Version:        2.1
 Release:        28
 License:        GPLv2+ and Redistributable, no modification permitted
 URL:            https://pagure.io/microcode_ctl
-ExclusiveArch:  %{ix86} x86_64
+ExclusiveArch:  %{ix86} x86_64 riscv64
 Source0:        https://releases.pagure.org/microcode_ctl/%{name}-%{upstream_version}.tar.xz
 
 %description