diff --git a/pkg/distributor/field_detection.go b/pkg/distributor/field_detection.go
index 915cad78b5..f219f6369d 100644
--- a/pkg/distributor/field_detection.go
+++ b/pkg/distributor/field_detection.go
@@ -45,7 +45,7 @@ func allowedLabelsForLevel(allowedFields []string) []string {
 		return validation.DefaultAllowedLevelFields
 	}
 
-	return validation.DefaultAllowedLevelFields
+	return allowedFields
 }
 
 type FieldDetector struct {