diff --git a/modules/radix/services/admin.scm b/modules/radix/services/admin.scm
index bd99250..0a1c47d 100644
--- a/modules/radix/services/admin.scm
+++ b/modules/radix/services/admin.scm
@@ -122,7 +122,7 @@
                  (list (service-extension
                          etc-service-type
                          doas-etc-service)))
-                (compose concatenate)
+                (compose (compose concatenate reverse))
                 (extend append)
                 (default-value '())
                 (description "Set /etc/doas.conf")))