diff --git a/cortex/ruler.libsonnet b/cortex/ruler.libsonnet
index c503def..6fbed6b 100644
--- a/cortex/ruler.libsonnet
+++ b/cortex/ruler.libsonnet
@@ -10,6 +10,7 @@
     $._config.queryConfig +
     $._config.distributorConfig +
     $._config.rulerClientConfig +
+    $._config.rulerLimitsConfig +
     {
       target: 'ruler',
       // Alertmanager configs