diff --git a/alerting/src/main/kotlin/org/opensearch/alerting/DocumentLevelMonitorRunner.kt b/alerting/src/main/kotlin/org/opensearch/alerting/DocumentLevelMonitorRunner.kt
index 0164aa00e..b5b2c4f49 100644
--- a/alerting/src/main/kotlin/org/opensearch/alerting/DocumentLevelMonitorRunner.kt
+++ b/alerting/src/main/kotlin/org/opensearch/alerting/DocumentLevelMonitorRunner.kt
@@ -388,17 +388,6 @@ class DocumentLevelMonitorRunner : MonitorRunner() {
             )
             return monitorResult.copy(error = alertingException, inputResults = InputRunResults(emptyList(), alertingException))
         } finally {
-            if (monitor.deleteQueryIndexInEveryRun == true &&
-                monitorCtx.docLevelMonitorQueries!!.docLevelQueryIndexExists(monitor.dataSources)
-            ) {
-                val ack = monitorCtx.docLevelMonitorQueries!!.deleteDocLevelQueryIndex(monitor.dataSources)
-                if (!ack) {
-                    logger.error(
-                        "Deletion of concrete queryIndex:${monitor.dataSources.queryIndex} is not ack'd! " +
-                            "for monitor ${monitor.id}"
-                    )
-                }
-            }
             val endTime = System.currentTimeMillis()
             totalTimeTakenStat = endTime - startTime
             logger.debug(