diff --git a/include/hardware/camera_common.h b/include/hardware/camera_common.h
index 62c5740..a2171ce 100644
--- a/include/hardware/camera_common.h
+++ b/include/hardware/camera_common.h
@@ -91,6 +91,7 @@
 #define CAMERA_DEVICE_API_VERSION_2_0 HARDWARE_DEVICE_API_VERSION(2, 0)
 #define CAMERA_DEVICE_API_VERSION_2_1 HARDWARE_DEVICE_API_VERSION(2, 1)
 #define CAMERA_DEVICE_API_VERSION_3_0 HARDWARE_DEVICE_API_VERSION(3, 0)
+#define CAMERA_DEVICE_API_VERSION_3_1 HARDWARE_DEVICE_API_VERSION(3, 1)
 
 // Device version 2.x is outdated; device version 3.0 is experimental
 #define CAMERA_DEVICE_API_VERSION_CURRENT CAMERA_DEVICE_API_VERSION_1_0