diff --git a/modules/hwcomposer/hwcomposer.cpp b/modules/hwcomposer/hwcomposer.cpp
index 0e04cac..0e49e4c 100644
--- a/modules/hwcomposer/hwcomposer.cpp
+++ b/modules/hwcomposer/hwcomposer.cpp
@@ -29,7 +29,7 @@
 /*****************************************************************************/
 
 struct hwc_context_t {
-    hwc_composer_device_t device;
+    hwc_composer_device_1_t device;
     /* our private state goes below here */
 };
 
@@ -54,7 +54,7 @@
 
 /*****************************************************************************/
 
-static void dump_layer(hwc_layer_t const* l) {
+static void dump_layer(hwc_layer_1_t const* l) {
     ALOGD("\ttype=%d, flags=%08x, handle=%p, tr=%02x, blend=%04x, {%d,%d,%d,%d}, {%d,%d,%d,%d}",
             l->compositionType, l->flags, l->handle, l->transform, l->blending,
             l->sourceCrop.left,
@@ -67,7 +67,7 @@
             l->displayFrame.bottom);
 }
 
-static int hwc_prepare(hwc_composer_device_t *dev, hwc_layer_list_t* list) {
+static int hwc_prepare(hwc_composer_device_1_t *dev, hwc_layer_list_1_t* list) {
     if (list && (list->flags & HWC_GEOMETRY_CHANGED)) {
         for (size_t i=0 ; i<list->numHwLayers ; i++) {
             //dump_layer(&list->hwLayers[i]);
@@ -77,10 +77,10 @@
     return 0;
 }
 
-static int hwc_set(hwc_composer_device_t *dev,
+static int hwc_set(hwc_composer_device_1_t *dev,
         hwc_display_t dpy,
         hwc_surface_t sur,
-        hwc_layer_list_t* list)
+        hwc_layer_list_1_t* list)
 {
     //for (size_t i=0 ; i<list->numHwLayers ; i++) {
     //    dump_layer(&list->hwLayers[i]);
@@ -117,7 +117,7 @@
 
         /* initialize the procs */
         dev->device.common.tag = HARDWARE_DEVICE_TAG;
-        dev->device.common.version = 0;
+        dev->device.common.version = HWC_DEVICE_API_VERSION_1_0;
         dev->device.common.module = const_cast<hw_module_t*>(module);
         dev->device.common.close = hwc_device_close;