diff --git a/dev-python/pytradfri/pytradfri-5.2.0.ebuild b/dev-python/pytradfri/pytradfri-5.2.0.ebuild
index c2801c7..1fb400a 100644
--- a/dev-python/pytradfri/pytradfri-5.2.0.ebuild
+++ b/dev-python/pytradfri/pytradfri-5.2.0.ebuild
@@ -6,14 +6,14 @@ EAPI=6
 PYTHON_COMPAT=( python2_7 python3_{4,5,6} )
 inherit distutils-r1
 
-DESCRIPTION="Python calculations for the position of the sun and moon"
+DESCRIPTION="IKEA Trådfri/Tradfri API. Control and observe your lights from Python."
 HOMEPAGE="https://github.com/ggravlingen/${PN}/"
 SRC_URI="https://github.com/ggravlingen/$PN/archive/$PV.tar.gz -> $P.tar.gz"
 
 LICENSE="Apache-2.0"
 SLOT="0"
 KEYWORDS="~amd64 ~x86"
-IUSE=""
+IUSE="async"
 
-DEPEND="dev-cpp/open-zwave"
+DEPEND="async? dev-python/aiocoap"
 RDEPEND="${DEPEND}"