diff --git a/main.go b/main.go
index fabcfb5..96442f1 100644
--- a/main.go
+++ b/main.go
@@ -23,6 +23,7 @@ func fetch(u string, fn ...func(s string) string) string {
 	if err != nil {
 		return ""
 	}
+	defer res.Body.Close()
 	html := string(s)
 	for _, f := range fn {
 		html = f(html)