diff --git a/build/envsetup.sh b/build/envsetup.sh
index 70e5e2f32172b23a4ca3aada4fc4a9a9ddebf204..0a363eac85fc4c1c4776cafca438cc11696381f5 100644
--- a/build/envsetup.sh
+++ b/build/envsetup.sh
@@ -16,7 +16,7 @@
 
 function print_usage {
   echo " "
-  echo "usage: source envsetup.sh arm/ark/engine/riscv release/debug"
+  echo "usage: source envsetup.sh arm/ark/engine/riscv/x86_64 release/debug"
   echo " "
 }
 
@@ -74,6 +74,9 @@ if [ $1 = "arm" ]; then
 elif [ $1 = "riscv" ]; then
   PLATFORM=riscv64
   USEOJ=0
+elif [ $1 = "x86_64" ] ; then
+  PLATFORM=x86_64
+  USEOJ=0
 elif [ $1 = "engine" ]; then
   PLATFORM=ark
   USEOJ=1