diff --git a/internal/crypto/crypto.go b/internal/crypto/crypto.go
index 5a82fd893..f4a9b943c 100644
--- a/internal/crypto/crypto.go
+++ b/internal/crypto/crypto.go
@@ -74,5 +74,5 @@ func TLSCiphersBackwardCompatible() []uint16 {
 // TLSCurveIDs returns a list of supported elliptic curve IDs
 // in preference order.
 func TLSCurveIDs() []tls.CurveID {
-	return []tls.CurveID{tls.CurveP256, tls.X25519, tls.CurveP384, tls.CurveP521}
+	return []tls.CurveID{tls.X25519MLKEM768, tls.CurveP256, tls.X25519, tls.CurveP384, tls.CurveP521}
 }