diff --git a/mksnapidx.awk b/mksnapidx.awk
index eec252a..e4b0e66 100644
--- a/mksnapidx.awk
+++ b/mksnapidx.awk
@@ -85,6 +85,7 @@ function isrelease(relpart) {
 #FreeBSD-12.1-BETA3-amd64-mini-memstick.img.xz
 #FreeBSD-12.1-RC1-amd64-mini-memstick.img.xz
 #FreeBSD-12.1-RELEASE-arm64-aarch64.vmdk.xz
+#FreeBSD-13.1-RELEASE-riscv-riscv64.vmdk.xz
 
 $1 == "SHA512" {
 	# Strip parens
@@ -100,7 +101,7 @@ $1 == "SHA512" {
 	# make arch part, may include additional part
 	arch = parts[4]
 	basearch = arch
-	if (parts[4] == "arm" ||
+	if (parts[4] == "arm" || parts[4] == "riscv" ||
 	    (parts[4] == "powerpc" && parts[5] == "powerpcspe") ||
 	    (parts[4] == "powerpc" && parts[5] == "powerpc64") ||
 	    parts[4] == "arm64") {