diff --git a/handshake_server.go b/handshake_server.go
index a461334..c87da50 100644
--- a/handshake_server.go
+++ b/handshake_server.go
@@ -172,7 +172,7 @@ Curves:
 		// Although sending an empty NPN extension is reasonable, Firefox has
 		// had a bug around this. Best to send nothing at all if
 		// config.NextProtos is empty. See
-		// https://code.google.com/p/go/issues/detail?id=5445.
+		// https://golang.org/issue/5445.
 		if hs.clientHello.nextProtoNeg && len(config.NextProtos) > 0 {
 			hs.hello.nextProtoNeg = true
 			hs.hello.nextProtos = config.NextProtos