diff --git a/.gitignore b/.gitignore
index 12fe9851164bd01ab1eb5ac74032cfc2e2be0b7a..cb150b79e4ed051719d1fb0afad5aeb475f8e693 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,5 @@
 # Bazel
 bazel-*
-WORKSPACE
 
 # Temporary files
 *.pyc
diff --git a/WORKSPACE.in b/WORKSPACE
similarity index 100%
rename from WORKSPACE.in
rename to WORKSPACE
diff --git a/apollo.sh b/apollo.sh
index 490a955668392d879a74c60854972051506e56cb..561dd985aabb31b8589d33ab0e97b78db5722370 100755
--- a/apollo.sh
+++ b/apollo.sh
@@ -63,13 +63,7 @@ function apollo_check_system_config() {
 function check_machine_arch() {
   # the machine type, currently support x86_64, aarch64
   MACHINE_ARCH=$(uname -m)
-
-  # Generate WORKSPACE file based on marchine architecture
-  if [ "$MACHINE_ARCH" == 'x86_64' ]; then
-    sed "s/MACHINE_ARCH/x86_64/g" WORKSPACE.in > WORKSPACE
-  elif [ "$MACHINE_ARCH" == 'aarch64' ]; then
-    sed "s/MACHINE_ARCH/aarch64/g" WORKSPACE.in > WORKSPACE
-  else
+  if [ "${MACHINE_ARCH}" != "x86_64" ] && [ "${MACHINE_ARCH}" != "aarch64" ]; then
     fail "Unknown machine architecture $MACHINE_ARCH"
     exit 1
   fi