diff --git a/deploy/k8s/overlays/dev/elasticsearch.dev.yaml b/deploy/k8s/overlays/dev/elasticsearch.dev.yaml
index 1e128803..31b355db 100644
--- a/deploy/k8s/overlays/dev/elasticsearch.dev.yaml
+++ b/deploy/k8s/overlays/dev/elasticsearch.dev.yaml
@@ -13,9 +13,13 @@ spec:
         - name: elasticsearch
           env:
             - name: ES_JAVA_OPTS
-              value: "-Xms256m -Xmx256m"
+              value: "-Xms256m -Xmx256m -XX:MaxDirectMemorySize=64m"
             - name: xpack.ml.enabled
               value: "false"
+            - name: node.roles
+              value: "master,data,ingest"
+            - name: node.processors
+              value: "1"
           resources:
             requests:
               cpu: 80m