diff --git a/k8s/apps/matrix/external-secrets.yaml b/k8s/apps/matrix/external-secrets.yaml
index c5b4007..7428197 100644
--- a/k8s/apps/matrix/external-secrets.yaml
+++ b/k8s/apps/matrix/external-secrets.yaml
@@ -61,8 +61,8 @@ spec:
                 scope: "openid profile email"
                 claims_imports:
                   localpart:
-                    action: require
-                    template: "{{ `{{ user.preferred_username }}` }}"
+                    action: suggest
+                    template: "{{ `{{ user.preferred_username | split(\"@\") | first }}` }}"
                   displayname:
                     action: suggest
                     template: "{{ `{{ user.name }}` }}"