diff --git a/pkgs/applications/virtualization/OVMF/default.nix b/pkgs/applications/virtualization/OVMF/default.nix
index a22d9737083e..4b6f77f5f8dd 100644
--- a/pkgs/applications/virtualization/OVMF/default.nix
+++ b/pkgs/applications/virtualization/OVMF/default.nix
@@ -1,6 +1,17 @@
 { stdenv, edk2 }:
 
-stdenv.mkDerivation (edk2.setup "OvmfPkg/OvmfPkgX64.dsc" {
+let
+
+  targetArch = if stdenv.isi686 then
+    "Ia32"
+  else if stdenv.isx86_64 then
+    "X64"
+  else
+    throw "Unsupported architecture";
+
+in
+
+stdenv.mkDerivation (edk2.setup "OvmfPkg/OvmfPkg${targetArch}.dsc" {
   name = "OVMF-2012-03-13";
 
   src = edk2.src;