diff --git a/tcs-upgrade/elastic/elastic.yaml b/tcs-upgrade/elastic/elastic.yaml
index 40d3076..dd2827a 100644
--- a/tcs-upgrade/elastic/elastic.yaml
+++ b/tcs-upgrade/elastic/elastic.yaml
@@ -133,7 +133,7 @@ spec:
             - name: xpack.monitoring.collection.enabled
               value: "false"
             - name: ES_JAVA_OPTS
-              value: "-Xms4096m -Xmx4096m"
+              value: "-Xms2048m -Xmx2048m"
             - name: ELASTIC_PASSWORD
               value: "changeme"
           resources: