diff --git a/elasticsearch_exporter.jsonnet b/elasticsearch_exporter.jsonnet
index 5c61611..6313022 100644
--- a/elasticsearch_exporter.jsonnet
+++ b/elasticsearch_exporter.jsonnet
@@ -138,4 +138,47 @@ local k = import 'ksonnet/ksonnet.beta.3/k.libsonnet';
         },
       },
   },
-} + (import 'elasticsearch_rules.jsonnet')
+  // Add Prometheus monitoring rules for ElasticSearch
+  prometheusRules+:: {
+    groups+: [
+      {
+        name: 'elasticsearch-k8s-rules',
+        rules: [
+          {
+            expr: '100 * (elasticsearch_filesystem_data_size_bytes - elasticsearch_filesystem_data_free_bytes) / elasticsearch_filesystem_data_size_bytes',
+            record: 'elasticsearch_filesystem_data_used_percent',
+          },
+          {
+            expr: '100 - elasticsearch_filesystem_data_used_percent',
+            record: 'elasticsearch_filesystem_data_free_percent',
+          },
+
+          {
+            expr: 'elasticsearch_cluster_health_number_of_nodes < 3',
+            alert: 'ElasticsearchTooFewNodesRunning',
+            'for': '5m',
+            annotations: {
+              message: 'There are only {{$value}} < 3 ElasticSearch nodes running',
+              summary: 'ElasticSearch running on less than 3 nodes',
+            },
+            labels: {
+              severity: 'critical',
+            },
+          },
+          {
+            expr: 'elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"} > 0.9',
+            alert: 'ElasticsearchHeapTooHigh',
+            'for': '15m',
+            annotations: {
+              message: 'The heap usage is over 90% for 15m',
+              summary: 'ElasticSearch node {{$labels.node}} heap usage is high',
+            },
+            labels: {
+              severity: 'critical',
+            },
+          },
+        ],
+      },
+    ],
+  },
+}
diff --git a/elasticsearch_rules.jsonnet b/elasticsearch_rules.jsonnet
deleted file mode 100644
index 550a15b..0000000
--- a/elasticsearch_rules.jsonnet
+++ /dev/null
@@ -1,44 +0,0 @@
-{
-  prometheusRules+:: {
-    groups+: [
-      {
-        name: 'elasticsearch-k8s-rules',
-        rules: [
-          {
-            expr: '100 * (elasticsearch_filesystem_data_size_bytes - elasticsearch_filesystem_data_free_bytes) / elasticsearch_filesystem_data_size_bytes',
-            record: 'elasticsearch_filesystem_data_used_percent',
-          },
-          {
-            expr: '100 - elasticsearch_filesystem_data_used_percent',
-            record: 'elasticsearch_filesystem_data_free_percent',
-          },
-
-          {
-            expr: 'elasticsearch_cluster_health_number_of_nodes < 3',
-            alert: 'ElasticsearchTooFewNodesRunning',
-            'for': '5m',
-            annotations: {
-              message: 'There are only {{$value}} < 3 ElasticSearch nodes running',
-              summary: 'ElasticSearch running on less than 3 nodes',
-            },
-            labels: {
-              severity: 'critical',
-            },
-          },
-          {
-            expr: 'elasticsearch_jvm_memory_used_bytes{area="heap"} / elasticsearch_jvm_memory_max_bytes{area="heap"} > 0.9',
-            alert: 'ElasticsearchHeapTooHigh',
-            'for': '15m',
-            annotations: {
-              message: 'The heap usage is over 90% for 15m',
-              summary: 'ElasticSearch node {{$labels.node}} heap usage is high',
-            },
-            labels: {
-              severity: 'critical',
-            },
-          },
-        ],
-      },
-    ],
-  },
-}