diff --git a/src/babashka/impl/classes.clj b/src/babashka/impl/classes.clj
index 88361a8b..21a74071 100644
--- a/src/babashka/impl/classes.clj
+++ b/src/babashka/impl/classes.clj
@@ -61,6 +61,7 @@
           java.net.Socket
           java.net.UnknownHostException
           java.net.URI
+          ;; java.net.URL, see below
           java.net.URLEncoder
           java.net.URLDecoder
           java.nio.file.CopyOption