diff -Nur os-prober-1.71.old/os-probes/mounted/common/90linux-distro os-prober-1.71/os-probes/mounted/common/90linux-distro
--- os-prober-1.71.old/os-probes/mounted/common/90linux-distro	2017-12-03 06:35:36.758299862 +0200
+++ os-prober-1.71/os-probes/mounted/common/90linux-distro	2017-12-03 06:37:53.542891426 +0200
@@ -89,6 +89,15 @@
 	elif [ -e "$dir/etc/gentoo-release" ]; then
 		short="Gentoo"
 		long="$(cat "$dir/etc/gentoo-release")"
+        elif [ -e "$dir/etc/argent-release" ]; then
+                short="Argent"
+                long="$(cat "$dir/etc/argent-release")"
+        elif [ -e "$dir/etc/kogaion-release" ]; then
+                short="Kogaion"
+                long="$(cat "$dir/etc/kogaion-release")"
+        elif [ -e "$dir/etc/redcore-release" ]; then
+                short="Redcore"
+                long="$(cat "$dir/etc/redcore-release")"
 	elif [ -e "$dir/etc/cobalt-release" ]; then
 		short="Cobalt"
 		long="$(cat "$dir/etc/cobalt-release")"