diff --git a/include/private/opengles/gl_context.h b/include/private/opengles/gl_context.h
index 3056139..0c7ad46 100644
--- a/include/private/opengles/gl_context.h
+++ b/include/private/opengles/gl_context.h
@@ -28,6 +28,7 @@
 #include <private/pixelflinger/ggl_context.h>
 
 #include <GLES/gl.h>
+#include <GLES/glext.h>
 
 namespace android {