diff --git a/roteiros/03-lab01/rsyslog.conf b/roteiros/03-lab01/rsyslog.conf
index 1f2018f..75ef403 100644
--- a/roteiros/03-lab01/rsyslog.conf
+++ b/roteiros/03-lab01/rsyslog.conf
@@ -32,7 +32,7 @@ template(name="json-template" type="list") {
 
 # Envio para o RK-CORE
 action(type="omelasticsearch"
-       server="172.19.0.1"
+       server="172.18.0.1"
        serverport="9200"
        template="json-template"
        searchIndex="host01-logs"
diff --git a/roteiros/04-lab02/fluent-bit.conf b/roteiros/04-lab02/fluent-bit.conf
index c542935..a4a8854 100644
--- a/roteiros/04-lab02/fluent-bit.conf
+++ b/roteiros/04-lab02/fluent-bit.conf
@@ -16,7 +16,7 @@
 [OUTPUT]
     Name            opensearch
     Match           apache-logs-acesso
-    Host            172.20.0.1
+    Host            172.18.0.1
     Port            9200
     Index           host02-logs
     Type            _doc