diff --git a/src/main/java/org/opensearch/securityanalytics/settings/SecurityAnalyticsSettings.java b/src/main/java/org/opensearch/securityanalytics/settings/SecurityAnalyticsSettings.java
index f1b022d14..cc11fe36d 100644
--- a/src/main/java/org/opensearch/securityanalytics/settings/SecurityAnalyticsSettings.java
+++ b/src/main/java/org/opensearch/securityanalytics/settings/SecurityAnalyticsSettings.java
@@ -12,7 +12,7 @@
 
 public class SecurityAnalyticsSettings {
     public static final String CORRELATION_INDEX = "index.correlation";
-    public static final int minSystemIndexReplicas = 1;
+    public static final int minSystemIndexReplicas = 0;
     public static final int maxSystemIndexReplicas = 20;
 
     public static Setting<TimeValue> INDEX_TIMEOUT = Setting.positiveTimeSetting("plugins.security_analytics.index_timeout",