diff --git a/glicid/services/authentication.scm b/glicid/services/authentication.scm
index be867f1..29f56a5 100644
--- a/glicid/services/authentication.scm
+++ b/glicid/services/authentication.scm
@@ -59,6 +59,6 @@
   (service-type 
     (name 'sssd)
     (extensions (list
-                  (service-extension shepherd-root-service-type sssd-service)
+                  (service-extension shepherd-root-service-type sssd-shepherd-service)
                   (service-extension activation-service-type (const %sssd-activation))))
     (description "Run sssd")))