diff --git a/docs/guides/kafka/concepts/connectcluster.md b/docs/guides/kafka/concepts/connectcluster.md
index 855f60e50a..36bfe2d6db 100644
--- a/docs/guides/kafka/concepts/connectcluster.md
+++ b/docs/guides/kafka/concepts/connectcluster.md
@@ -73,7 +73,7 @@ spec:
       annotations:
         passMe: ToPetSet
       labels:
-        thisLabel: willGoToSts
+        thisLabel: willGoToPetSet
   monitor:
     agent: prometheus.io/operator
     prometheus:
@@ -105,7 +105,7 @@ KubeDB uses `PodDisruptionBudget` to ensure that majority of these replicas are
 
 ### spec.disableSecurity
 
-`spec.disableSecurity` is an optional field that specifies whether to disable all kind of security features like basic  authentication and tls. The default value of this field is `false`.
+`spec.disableSecurity` is an optional field that specifies whether to disable all kind of security features like basic authentication and tls. The default value of this field is `false`.
 
 ### spec.connectorPlugins
 
diff --git a/docs/guides/kafka/concepts/kafka.md b/docs/guides/kafka/concepts/kafka.md
index 048a28b612..de259ec7ac 100644
--- a/docs/guides/kafka/concepts/kafka.md
+++ b/docs/guides/kafka/concepts/kafka.md
@@ -29,6 +29,7 @@ metadata:
   name: kafka
   namespace: demo
 spec:
+  disableSecurity: false
   authSecret:
     name: kafka-admin-cred
   configSecret:
@@ -127,6 +128,10 @@ If `spec.topology` is set, then `spec.replicas` needs to be empty. Instead use `
 
 KubeDB uses `PodDisruptionBudget` to ensure that majority of these replicas are available during [voluntary disruptions](https://kubernetes.io/docs/concepts/workloads/pods/disruptions/#voluntary-and-involuntary-disruptions) so that quorum is maintained.
 
+### spec.disableSecurity
+
+`spec.disableSecurity` is an optional field that specifies whether to disable security for Kafka cluster which means no authentication and authorization will be enabled. Broker and controller will be run as `security.protocol=PLAINTEXT`. The default value of this field is `false`.
+
 ### spec.authSecret
 
 `spec.authSecret` is an optional field that points to a Secret used to hold credentials for `kafka` admin user. If not set, KubeDB operator creates a new Secret `{kafka-object-name}-auth` for storing the password for `admin` user for each Kafka object.