diff --git a/glicid/services/caddy.scm b/glicid/services/caddy.scm
index 904cc68..015c119 100644
--- a/glicid/services/caddy.scm
+++ b/glicid/services/caddy.scm
@@ -33,8 +33,8 @@
                      (caddy caddy (default caddy-dirty))
                      (config-file config-file (default ""))
                      (log-file log-file (default "/var/log/caddy.log"))
-                     (proxy proxy (default #f))
-                     (noproxy noproxy (default #f))
+                     (proxy proxy (default ""))
+                     (noproxy noproxy (default ""))
                      )
 
 (define caddy-service