diff --git a/unofficial.gni b/unofficial.gni
index e2d370329c0e8c..7c635322b770fa 100644
--- a/unofficial.gni
+++ b/unofficial.gni
@@ -91,7 +91,7 @@ template("node_gn_build") {
     if (current_cpu == "x86") {
       node_arch = "ia32"
     } else {
-      node_arch = current_cpu
+      node_arch = target_cpu
     }
     if (target_os == "win") {
       node_platform = "win32"