diff --git a/_data/sw_clients.yml b/_data/sw_clients.yml
index 3d5f493b..99ba823b 100644
--- a/_data/sw_clients.yml
+++ b/_data/sw_clients.yml
@@ -403,6 +403,7 @@
           sasl-3.1:
           server-time:
         SASL:
+          - external
           - plain
           - scram-sha-256
     - name: Textual