diff --git a/sys-apps/which/which-2.21.recipe b/sys-apps/which/which-2.21.recipe
index 9651481d8..bc85e3283 100644
--- a/sys-apps/which/which-2.21.recipe
+++ b/sys-apps/which/which-2.21.recipe
@@ -9,7 +9,7 @@ SOURCE_URI="http://ftp.gnu.org/gnu/which/which-$portVersion.tar.gz"
 CHECKSUM_SHA256="f4a245b94124b377d8b49646bf421f9155d36aa7614b6ebf83705d3ffc76eaad"
 PATCHES="which-$portVersion.patch"
 
-ARCHITECTURES="x86_gcc2 x86 x86_64 arm sparc m68k"
+ARCHITECTURES="x86_gcc2 x86 x86_64 arm sparc m68k arm64 riscv64"
 
 PROVIDES="
 	which = $portVersion