diff --git a/opengl/include/EGL/eglext.h b/opengl/include/EGL/eglext.h
index 334803973..8578874a6 100644
--- a/opengl/include/EGL/eglext.h
+++ b/opengl/include/EGL/eglext.h
@@ -304,6 +304,13 @@ EGLAPI EGLint EGLAPIENTRY eglWaitSyncANDROID(EGLDisplay dpy, EGLSyncKHR sync, EG
 typedef EGLint (EGLAPIENTRYP PFNEGLWAITSYNCANDROID) (EGLDisplay dpy, EGLSyncKHR sync, EGLint flags);
 #endif
 
+/* EGL_ANDROID_framebuffer_target
+ */
+#ifndef EGL_ANDROID_framebuffer_target
+#define EGL_ANDROID_framebuffer_target
+#define EGL_FRAMEBUFFER_TARGET_ANDROID                0x3147
+#endif
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/opengl/libs/EGL/egl_display.cpp b/opengl/libs/EGL/egl_display.cpp
index 8fd5af161..7ca9e4012 100644
--- a/opengl/libs/EGL/egl_display.cpp
+++ b/opengl/libs/EGL/egl_display.cpp
@@ -59,6 +59,7 @@ static char const * const sExtensionString  =
 
 // extensions not exposed to applications but used by the ANDROID system
 //      "EGL_ANDROID_recordable "               // mandatory
+//      "EGL_ANDROID_framebuffer_target "       // mandatory for HWC 1.1
 //      "EGL_ANDROID_blob_cache "               // strongly recommended
 //      "EGL_ANDROID_native_fence_sync "        // strongly recommended
 //      "EGL_IMG_hibernate_process "            // optional