diff --git a/roles/custom/matrix-bridge-mautrix-slack/templates/config.yaml.j2 b/roles/custom/matrix-bridge-mautrix-slack/templates/config.yaml.j2
index a0b860bf2..ed3b9c0c2 100644
--- a/roles/custom/matrix-bridge-mautrix-slack/templates/config.yaml.j2
+++ b/roles/custom/matrix-bridge-mautrix-slack/templates/config.yaml.j2
@@ -244,9 +244,7 @@ appservice:
     hs_token: {{ matrix_mautrix_slack_homeserver_token | to_json }}
 
     # Localpart template of MXIDs for remote users.
-    # {% raw %}
-    # {{.}} is replaced with the internal ID of the user.
-    # {% endraw %}
+    # {% raw %}{{.}}{% endraw %} is replaced with the internal ID of the user.
     username_template: "{% raw %}slack_{{.}}{% endraw %}"
 
 # Config options that affect the Matrix connector of the bridge.