diff --git a/net-libs/signond/signond-8.58.ebuild b/net-libs/signond/signond-8.58.ebuild
index 8e66af29bb609..0fd9addfc961a 100644
--- a/net-libs/signond/signond-8.58.ebuild
+++ b/net-libs/signond/signond-8.58.ebuild
@@ -17,14 +17,15 @@ IUSE="doc test"
 
 RESTRICT="test"
 
-# libproxy[kde] results in segfaults due to symbol collisions with qt4
+# <libproxy-0.4.12[kde] results in segfaults due to symbol collisions with qt4
 RDEPEND="
 	dev-qt/qtcore:5
 	dev-qt/qtdbus:5
 	dev-qt/qtgui:5
 	dev-qt/qtnetwork:5
 	dev-qt/qtsql:5
-	net-libs/libproxy[-kde]
+	net-libs/libproxy
+	!<net-libs/libproxy-0.4.12[kde]
 "
 DEPEND="${RDEPEND}
 	doc? ( app-doc/doxygen )