diff --git a/main.go b/main.go
index 450595f..336c91c 100644
--- a/main.go
+++ b/main.go
@@ -50,6 +50,14 @@ func main() {
 		port = "4567"
 	}
 
+	campfireURL := os.Getenv("CAMPFIRE_URL")
+	if campfireURL == "" {
+		campfireURL = "(not set)"
+	}
+
+	fmt.Printf("Listening on port %s\n", port)
+	fmt.Printf("Campfire URL: %s\n", campfireURL)
+
 	panic(http.ListenAndServe(":"+port, nil))
 }