diff --git a/sys-apps/ucspi-unix/ucspi-unix-0.36-r4.ebuild b/sys-apps/ucspi-unix/ucspi-unix-0.36-r4.ebuild
index efffd416b85de..f25f1e417adc9 100644
--- a/sys-apps/ucspi-unix/ucspi-unix-0.36-r4.ebuild
+++ b/sys-apps/ucspi-unix/ucspi-unix-0.36-r4.ebuild
@@ -17,6 +17,8 @@ IUSE=""
 
 # We statically link bglibs.
 DEPEND=">=dev-libs/bglibs-1.106"
+# Block other unixcat installers. #480546
+RDEPEND="!net-analyzer/mk-livestatus"
 
 src_prepare() {
 	epatch "${FILESDIR}"/${PN}-gentoo-head.patch