diff --git a/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h
index aef5fe7..c2f3ec3 100644
--- a/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/cpp/AccessForVehicleProperty.h
@@ -20,6 +20,8 @@
  * Generated by tools/generate_annotation_enums.py.
  */
 
+// clang-format off
+
 #ifndef android_hardware_automotive_vehicle_aidl_generated_lib_AccessForVehicleProperty_H_
 #define android_hardware_automotive_vehicle_aidl_generated_lib_AccessForVehicleProperty_H_
 
diff --git a/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h b/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h
index 4a58404..756d940 100644
--- a/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h
+++ b/automotive/vehicle/aidl/generated_lib/cpp/ChangeModeForVehicleProperty.h
@@ -20,6 +20,8 @@
  * Generated by tools/generate_annotation_enums.py.
  */
 
+// clang-format off
+
 #ifndef android_hardware_automotive_vehicle_aidl_generated_lib_ChangeModeForVehicleProperty_H_
 #define android_hardware_automotive_vehicle_aidl_generated_lib_ChangeModeForVehicleProperty_H_
 
diff --git a/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java b/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java
index eec9daf..4c00f7a 100644
--- a/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java
+++ b/automotive/vehicle/aidl/generated_lib/java/AccessForVehicleProperty.java
@@ -20,6 +20,8 @@
  * Generated by tools/generate_annotation_enums.py.
  */
 
+// clang-format off
+
 package android.hardware.automotive.vehicle;
 
 import java.util.Map;
diff --git a/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java b/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java
index 91c3637..c1370a1 100644
--- a/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java
+++ b/automotive/vehicle/aidl/generated_lib/java/ChangeModeForVehicleProperty.java
@@ -20,6 +20,8 @@
  * Generated by tools/generate_annotation_enums.py.
  */
 
+// clang-format off
+
 package android.hardware.automotive.vehicle;
 
 import java.util.Map;
diff --git a/automotive/vehicle/tools/generate_annotation_enums.py b/automotive/vehicle/tools/generate_annotation_enums.py
index 85c521a..c36cbb0 100644
--- a/automotive/vehicle/tools/generate_annotation_enums.py
+++ b/automotive/vehicle/tools/generate_annotation_enums.py
@@ -69,6 +69,8 @@
  * Generated by tools/generate_annotation_enums.py.
  */
 
+// clang-format off
+
 """
 
 CHANGE_MODE_CPP_HEADER = """#ifndef android_hardware_automotive_vehicle_aidl_generated_lib_ChangeModeForVehicleProperty_H_