diff --git a/glicid/services/caddy.scm b/glicid/services/caddy.scm
index 3f52dab..2c33848 100644
--- a/glicid/services/caddy.scm
+++ b/glicid/services/caddy.scm
@@ -61,7 +61,7 @@
                                                                                                   string-append "https_proxy=" #$proxy)
                                                                                                 '())
                                                                                            #$@(if noproxy
-                                                                                                (string-append "no_proxy=" #$noproxy)
+                                                                                                (list string-append "no_proxy=" #$noproxy)
                                                                                                 '())
                                                                                            )
                                                                  #:user "caddy"