diff --git a/profiles/default/package.keywords/default b/profiles/default/package.keywords/default
index f354b54b3..099468a7b 100644
--- a/profiles/default/package.keywords/default
+++ b/profiles/default/package.keywords/default
@@ -54,6 +54,7 @@ dev-util/pycharm-professional amd64
 ~mail-client/sylpheed-3.7.0 amd64
 ~mail-client/trojita-0.7 amd64
 ~media-gfx/blender-2.79b amd64
+~media-gfx/darktable-3.0.2 amd64
 ~media-gfx/displaycal-3.8.9.3 amd64
 ~media-gfx/gimp-2.10.18 amd64
 ~media-gfx/inkscape-1.0 amd64
diff --git a/profiles/default/package.use/required-by b/profiles/default/package.use/required-by
index cf90ff683..c709023fa 100644
--- a/profiles/default/package.use/required-by
+++ b/profiles/default/package.use/required-by
@@ -164,8 +164,9 @@ kde-apps/ktp-common-internals otr
 # required by dev-qt/qtwebengine-5.6.0
 dev-qt/qtwebchannel qml
 
+# add support for the framework for loop optimizations
 # required by games-action/oolite-1.82::calculate
-sys-devel/gcc objc
+sys-devel/gcc graphite objc
 
 # required by media-gfx/freecad-0.15.4671
 dev-libs/xerces-c icu