diff --git a/net-misc/pkixssh/metadata.xml b/net-misc/pkixssh/metadata.xml
index 96a22d0ca35bc..73f928de26bf9 100644
--- a/net-misc/pkixssh/metadata.xml
+++ b/net-misc/pkixssh/metadata.xml
@@ -8,7 +8,6 @@
 	<use>
 		<flag name="ldns">Use LDNS for DNSSEC/SSHFP validation.</flag>
 		<flag name="ssl-engine">Enable OpenSSL (hardware) ENGINE support</flag>
-		<flag name="xmss">Enable XMSS post-quantum authentication algorithm</flag>
 	</use>
 	<upstream>
 		<remote-id type="gitlab">secsh/pkixssh</remote-id>