diff --git a/pkgs/by-name/si/simde/package.nix b/pkgs/by-name/si/simde/package.nix
index a16d804054fb..4892914e2fae 100644
--- a/pkgs/by-name/si/simde/package.nix
+++ b/pkgs/by-name/si/simde/package.nix
@@ -25,6 +25,7 @@ stdenv.mkDerivation rec {
       x86
       power
       mips
+      riscv
     ]);
   };
 }