diff --git a/pkg/services/featuremgmt/registry.go b/pkg/services/featuremgmt/registry.go
index 1cf0cbd1983..e3040ac1270 100644
--- a/pkg/services/featuremgmt/registry.go
+++ b/pkg/services/featuremgmt/registry.go
@@ -236,7 +236,6 @@ var (
 			Name:        "prometheusStreamingJSONParser",
 			Description: "Enable streaming JSON parser for Prometheus datasource",
 			State:       FeatureStateBeta,
-			Expression:  "true", // Enabled by default
 		},
 		{
 			Name:            "validateDashboardsOnSave",