diff --git a/templates/alert-rule-template.jsonnet b/templates/alert-rule-template.jsonnet
index 435cfd3..a27d6a9 100644
--- a/templates/alert-rule-template.jsonnet
+++ b/templates/alert-rule-template.jsonnet
@@ -89,7 +89,7 @@ local createAlertRuleGroup(title, folderUid, alertRules, interval=300, teamConfi
       'for': if std.objectHas(rule, 'for') && rule.pendingPeriod != null then rule.pendingPeriod else defaultEvalConfig.pendingPeriod,
       keepFiringFor: if std.objectHas(rule, 'keepFiringFor') && rule.keepFiringFor != null then rule.keepFiringFor else defaultEvalConfig.keepFiringFor,
       annotations: rule.annotations,
-      labels: if std.objectHas(teamConfig, 'labels') && teamConfig.labels != null then teamConfig.labels else {} + if std.objectHas(rule, 'labels') && rule.labels != null then rule.labels else {},
+      labels: (if std.objectHas(teamConfig, 'labels') && teamConfig.labels != null then teamConfig.labels else {}) + (if std.objectHas(rule, 'labels') && rule.labels != null then rule.labels else {}),
       folderUID: if std.objectHas(rule, 'folderUid') && rule.folderUid != null then rule.folderUid else teamConfig.folderUid,
       notification_settings: {
         receiver: if std.objectHas(rule, 'contactPoint') && rule.contactPoint != null