diff --git a/sci-electronics/qucs/qucs-0.0.18.ebuild b/sci-electronics/qucs/qucs-0.0.18.ebuild
index 7552aa0431ea9..b8d54679427fc 100644
--- a/sci-electronics/qucs/qucs-0.0.18.ebuild
+++ b/sci-electronics/qucs/qucs-0.0.18.ebuild
@@ -42,6 +42,10 @@ src_configure() {
 	local myconf=(
 		# enables asserts and debug codepaths
 		$(use_enable debug)
+
+		# avoid automagic dep
+		# TODO: add support for it
+		--disable-mpi
 	)
 
 	# automagic default on clang++