--- stone-soup-0.16.2-r1.ebuild	2017-02-26 00:27:09.380005011 +0200
+++ stone-soup-0.16.2-r1.ebuild	2017-02-26 00:27:52.330418460 +0200
@@ -38,7 +38,7 @@ 
 		media-fonts/dejavu
 		media-libs/freetype:2
 		media-libs/libpng:0
-		media-libs/libsdl2[opengl,video]
+		media-libs/libsdl2[X,opengl,video]
 		media-libs/sdl2-image[png]
 		virtual/glu
 		virtual/opengl