diff --git a/config/experiments.go b/config/experiments.go
index 828953360..c5cb0cf2f 100644
--- a/config/experiments.go
+++ b/config/experiments.go
@@ -7,4 +7,5 @@ type Experiments struct {
 	Libp2pStreamMounting bool
 	P2pHttpProxy         bool
 	QUIC                 bool
+	PreferTLS            bool
 }