diff --git a/src/net/http/transport.go b/src/net/http/transport.go
index 0c1dd1a021..b1705d5439 100644
--- a/src/net/http/transport.go
+++ b/src/net/http/transport.go
@@ -843,7 +843,7 @@ func (t *Transport) tryPutIdleConn(pconn *persistConn) error {
 	// Deliver pconn to goroutine waiting for idle connection, if any.
 	// (They may be actively dialing, but this conn is ready first.
 	// Chrome calls this socket late binding.
-	// See https://insouciant.org/tech/connection-management-in-chromium/.)
+	// See https://www.chromium.org/developers/design-documents/network-stack#TOC-Connection-Management.)
 	key := pconn.cacheKey
 	if q, ok := t.idleConnWait[key]; ok {
 		done := false