diff --git a/media-plugins/gst-plugins-mplex/gst-plugins-mplex-1.20.4.ebuild b/media-plugins/gst-plugins-mplex/gst-plugins-mplex-1.20.4.ebuild
index 30d60f74cd906..8da602b50d10c 100644
--- a/media-plugins/gst-plugins-mplex/gst-plugins-mplex-1.20.4.ebuild
+++ b/media-plugins/gst-plugins-mplex/gst-plugins-mplex-1.20.4.ebuild
@@ -7,7 +7,7 @@ GST_ORG_MODULE=gst-plugins-bad
 inherit gstreamer-meson
 
 DESCRIPTION="MPEG/DVD/SVCD/VCD video/audio multiplexing plugin for GStreamer"
-KEYWORDS="~alpha ~amd64 ~arm64 ~hppa ~ia64 ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
+KEYWORDS="~alpha ~amd64 ~arm64 ~hppa ~ia64 ~loong ~mips ~ppc ~ppc64 ~riscv ~sparc ~x86"
 
 RDEPEND=">=media-video/mjpegtools-2.1.0-r1:=[${MULTILIB_USEDEP}]"
 DEPEND="${RDEPEND}"