diff --git a/config.scm b/config.scm
index 9047468..389ebae 100644
--- a/config.scm
+++ b/config.scm
@@ -124,7 +124,7 @@
                    #;(greetd-wlgreet-session
                     (command (file-append sway "/bin/sway")))
                    (greetd-wlgreet-sway-session
-                    (sway swayfx))))))))
+                    (sway (specification->package "swayfx")))))))))
     (service fprintd-service-type)
     (service screen-locker-service-type
              (screen-locker-configuration