diff --git a/gnu/services/sddm.scm b/gnu/services/sddm.scm
index b0e6d40260..f33f1f93b9 100644
--- a/gnu/services/sddm.scm
+++ b/gnu/services/sddm.scm
@@ -316,7 +316,8 @@ (define sddm-service-type
                         (service-extension account-service-type
                                            (const %sddm-accounts))
                         (service-extension profile-service-type
-                                           sddm-profile-service)))))
+                                           sddm-profile-service)))
+                (default-value (sddm-configuration))))
 
 (define* (sddm-service #:optional (config (sddm-configuration)))
   "Run the @uref{https://github.com/sddm/sddm,SSDM display manager}