diff --git a/opengl/include/EGL/eglext.h b/opengl/include/EGL/eglext.h
index e641c51..7de8c62 100644
--- a/opengl/include/EGL/eglext.h
+++ b/opengl/include/EGL/eglext.h
@@ -625,6 +625,11 @@
 #define EGL_MUTABLE_RENDER_BUFFER_BIT_KHR 0x1000
 #endif
 
+#ifndef EGL_KHR_no_config_context
+#define EGL_KHR_no_config_context 1
+#define EGL_NO_CONFIG_KHR                 EGL_CAST(EGLConfig,0)
+#endif /* EGL_KHR_no_config_context */
+
 #ifndef EGL_ANDROID_get_frame_timestamps
 #define EGL_ANDROID_get_frame_timestamps 1
 #define EGL_TIMESTAMPS_ANDROID 0x3430