diff --git a/dev-games/supertux-editor/supertux-editor-9999.ebuild b/dev-games/supertux-editor/supertux-editor-9999.ebuild
--- a/dev-games/supertux-editor/supertux-editor-9999.ebuild
+++ b/dev-games/supertux-editor/supertux-editor-9999.ebuild
@@ -19,6 +19,7 @@ DEPEND="dev-lang/mono
 	dev-dotnet/glade-sharp:2
 	dev-dotnet/gtk-sharp:2"
 RDEPEND="${DEPEND}
+	games-arcade/supertux:1
 	=media-libs/libsdl-1.2*[opengl,X]
 	media-libs/sdl-image[png]
 	virtual/glu