diff --git a/pkg/compute/models/loadbalancerlisteners.go b/pkg/compute/models/loadbalancerlisteners.go
index 4828b3ecea..93d849fef0 100644
--- a/pkg/compute/models/loadbalancerlisteners.go
+++ b/pkg/compute/models/loadbalancerlisteners.go
@@ -357,7 +357,7 @@ func (lblis *SLoadbalancerListener) ValidateUpdateData(ctx context.Context, user
 
 		"certificate":       certV,
 		"tls_cipher_policy": tlsCipherPolicyV,
-		"enable_http2":      validators.NewBoolValidator("enable_http2").Default(true),
+		"enable_http2":      validators.NewBoolValidator("enable_http2"),
 	}
 	for _, v := range keyV {
 		v.Optional(true)