diff --git a/config/init.go b/config/init.go
index 0538826f6..5b17011da 100644
--- a/config/init.go
+++ b/config/init.go
@@ -65,7 +65,7 @@ func Init(out io.Writer, nBitsForKeypair int) (*Config, error) {
 			HTTPHeaders: map[string][]string{
 				"Access-Control-Allow-Origin":  []string{"*"},
 				"Access-Control-Allow-Methods": []string{"GET"},
-				"Access-Control-Allow-Headers": []string{"X-Requested-With"},
+				"Access-Control-Allow-Headers": []string{"X-Requested-With", "Range"},
 			},
 		},
 		Reprovider: Reprovider{