diff --git a/Taskfile.yaml b/Taskfile.yaml
index a30d8b87c..a719301dc 100644
--- a/Taskfile.yaml
+++ b/Taskfile.yaml
@@ -198,11 +198,15 @@ tasks:
 
   jvmRunLocal:
     desc: Run a local Elasticsearch cluster with the plugin using SBT
+    env:
+      ES_JAVA_OPTS: "-Xms4g -Xmx4g"
     cmds:
       - sbt -client elastiknn-plugin/elasticsearchPluginRun
 
   jvmRunLocalDebug:
     desc: Run a local Elasticsearch cluster in debug mode with the plugin using SBT
+    env:
+      ES_JAVA_OPTS: "-Xms4g -Xmx4g"
     cmds:
       - sbt -client elastiknn-plugin/elasticsearchPluginDebug