diff --git a/src/main/java/org/opensearch/security/tools/democonfig/Installer.java b/src/main/java/org/opensearch/security/tools/democonfig/Installer.java
index 6f99023f02..6971298a2b 100644
--- a/src/main/java/org/opensearch/security/tools/democonfig/Installer.java
+++ b/src/main/java/org/opensearch/security/tools/democonfig/Installer.java
@@ -390,6 +390,7 @@ static void resetState() {
         initsecurity = false;
         cluster_mode = false;
         environment = ExecutionEnvironment.DEMO;
+        OS = System.getProperty("os.name") + " " + System.getProperty("os.version") + " " + System.getProperty("os.arch");
         SCRIPT_DIR = null;
         BASE_DIR = null;
         OPENSEARCH_CONF_FILE = null;