diff --git a/config/internal_users.yml b/config/internal_users.yml
index f4d31e52c6..68838f482f 100644
--- a/config/internal_users.yml
+++ b/config/internal_users.yml
@@ -10,13 +10,6 @@ _meta:
 
 ## Demo users
 
-admin:
-  hash: "$2a$12$VcCDgh2NDk07JGN0rjGbM.Ad41qVR/YFJcgHp0UGns5JDymv..TOG"
-  reserved: true
-  backend_roles:
-  - "admin"
-  description: "Demo admin user"
-
 anomalyadmin:
   hash: "$2y$12$TRwAAJgnNo67w3rVUz4FIeLx9Dy/llB79zf9I15CKJ9vkM4ZzAd3."
   reserved: false
diff --git a/tools/install_demo_configuration.sh b/tools/install_demo_configuration.sh
index b7003f9310..689d3101d3 100755
--- a/tools/install_demo_configuration.sh
+++ b/tools/install_demo_configuration.sh
@@ -392,9 +392,6 @@ echo 'plugins.security.system_indices.indices: [".plugins-ml-config", ".plugins-
 ADMIN_PASSWORD_FILE="$OPENSEARCH_CONF_DIR/initialAdminPassword.txt"
 INTERNAL_USERS_FILE="$OPENSEARCH_CONF_DIR/opensearch-security/internal_users.yml"
 
-# Use sed to delete the block
-sed -i.bak '/^admin:/,/description: "Demo admin user"/d' $INTERNAL_USERS_FILE
-
 if [[ -n "$initialAdminPassword" ]]; then
   ADMIN_PASSWORD="$initialAdminPassword"
 elif [[ -f "$ADMIN_PASSWORD_FILE" && -s "$ADMIN_PASSWORD_FILE" ]]; then