--- a/include/nanogui/opengl.h
+++ b/include/nanogui/opengl.h
@@ -45,7 +45,8 @@
 #  if NANOGUI_GLES_VERSION == 2
 #    include <GLES2/gl2ext.h>
 #  elif NANOGUI_GLES_VERSION == 3
-#    include <GLES3/gl2ext.h>
+#    include <GLES3/gl3ext.h>
+#    include <GLES3/gl32.h>
 #  endif
 #endif