diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 286e790df8e3..b1703ecb84fc 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -1387,6 +1387,8 @@ with pkgs;
       pkgsCross.gnu32.callPackage ../applications/emulators/box86 args
     else if stdenv.hostPlatform.isAarch64 then
       pkgsCross.armv7l-hf-multiplatform.callPackage ../applications/emulators/box86 args
+    else if stdenv.hostPlatform.isRiscV64 then
+      pkgsCross.riscv32.callPackage ../applications/emulators/box86 args
     else
       throw "Don't know 32-bit platform for cross from: ${stdenv.hostPlatform.stdenv}";