diff --git a/include/hardware/hwcomposer_defs.h b/include/hardware/hwcomposer_defs.h
index 28605d4..a5df8f0 100644
--- a/include/hardware/hwcomposer_defs.h
+++ b/include/hardware/hwcomposer_defs.h
@@ -34,6 +34,7 @@
 #define HWC_DEVICE_API_VERSION_0_2  HARDWARE_DEVICE_API_VERSION(0, 2)
 #define HWC_DEVICE_API_VERSION_0_3  HARDWARE_DEVICE_API_VERSION(0, 3)
 #define HWC_DEVICE_API_VERSION_1_0  HARDWARE_DEVICE_API_VERSION(1, 0)
+#define HWC_DEVICE_API_VERSION_1_1  HARDWARE_DEVICE_API_VERSION(1, 1)
 
 enum {
     /* hwc_composer_device_t::set failed in EGL */