diff --git a/src/net/http/server.go b/src/net/http/server.go
index 1ef5621cec..86a07afb59 100644
--- a/src/net/http/server.go
+++ b/src/net/http/server.go
@@ -2026,7 +2026,7 @@ func (c *conn) serve(ctx context.Context) {
 	c.bufw = newBufioWriterSize(checkConnErrorWriter{c}, 4<<10)
 
 	protos := c.server.protocols()
-	if c.tlsState == nil && protos.UnencryptedHTTP2() {
+	if protos.UnencryptedHTTP2() {
 		if c.maybeServeUnencryptedHTTP2(ctx) {
 			return
 		}