diff --git a/automotive/Android.bp b/automotive/Android.bp
index 0302cd5..1f39e88 100644
--- a/automotive/Android.bp
+++ b/automotive/Android.bp
@@ -1,6 +1,5 @@
 // This is an autogenerated file, do not edit.
 subdirs = [
-    "vehicle",
     "vehicle/2.0",
     "vehicle/2.1",
 ]
diff --git a/automotive/vehicle/2.1/Android.bp b/automotive/vehicle/2.1/Android.bp
index 12bb4ed..dcf395c 100644
--- a/automotive/vehicle/2.1/Android.bp
+++ b/automotive/vehicle/2.1/Android.bp
@@ -13,8 +13,7 @@
     tools: ["hidl-gen"],
     cmd: "$(location hidl-gen) -o $(genDir) -Lc++ -randroid.hardware:hardware/interfaces -randroid.hidl:system/libhidl/transport android.hardware.automotive.vehicle@2.1",
     srcs: [
-        "types.hal",
-        "IVehicle.hal",
+        ":android.hardware.automotive.vehicle@2.1_hal",
     ],
     out: [
         "android/hardware/automotive/vehicle/2.1/types.cpp",
@@ -27,8 +26,7 @@
     tools: ["hidl-gen"],
     cmd: "$(location hidl-gen) -o $(genDir) -Lc++ -randroid.hardware:hardware/interfaces -randroid.hidl:system/libhidl/transport android.hardware.automotive.vehicle@2.1",
     srcs: [
-        "types.hal",
-        "IVehicle.hal",
+        ":android.hardware.automotive.vehicle@2.1_hal",
     ],
     out: [
         "android/hardware/automotive/vehicle/2.1/types.h",
diff --git a/automotive/vehicle/2.1/Android.mk b/automotive/vehicle/2.1/Android.mk
index f618268..2a8d1dd 100644
--- a/automotive/vehicle/2.1/Android.mk
+++ b/automotive/vehicle/2.1/Android.mk
@@ -8,7 +8,7 @@
 LOCAL_MODULE := android.hardware.automotive.vehicle@2.1-java
 LOCAL_MODULE_CLASS := JAVA_LIBRARIES
 
-intermediates := $(local-generated-sources-dir)
+intermediates := $(call local-generated-sources-dir, COMMON)
 
 HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
 
@@ -63,7 +63,7 @@
 LOCAL_MODULE := android.hardware.automotive.vehicle@2.1-java-static
 LOCAL_MODULE_CLASS := JAVA_LIBRARIES
 
-intermediates := $(local-generated-sources-dir)
+intermediates := $(call local-generated-sources-dir, COMMON)
 
 HIDL := $(HOST_OUT_EXECUTABLES)/hidl-gen$(HOST_EXECUTABLE_SUFFIX)
 
diff --git a/automotive/vehicle/Android.bp b/automotive/vehicle/Android.bp
deleted file mode 100644
index c12cd4f..0000000
--- a/automotive/vehicle/Android.bp
+++ /dev/null
@@ -1,4 +0,0 @@
-// This is an autogenerated file, do not edit.
-subdirs = [
-    "2.0",
-]