diff --git a/edk2.spec b/edk2.spec
index c8f29de..b1a64ed 100644
--- a/edk2.spec
+++ b/edk2.spec
@@ -6,7 +6,7 @@
 # in theory should build everywhere without much trouble, but
 # in practice the edk2 build system barfs on archs it doesn't know
 # (such as ppc), so lets limit things to the known-good ones.
-ExclusiveArch: x86_64 aarch64
+ExclusiveArch: x86_64 aarch64 riscv64
 
 # edk2-stable202308
 %define GITDATE        20230825