diff --git a/nested_K8sCustomIngressTlsHostsHaveDefinedDomainSuffix.bicep b/nested_K8sCustomIngressTlsHostsHaveDefinedDomainSuffix.bicep
index 1517a42a..d1bc2c61 100644
--- a/nested_K8sCustomIngressTlsHostsHaveDefinedDomainSuffix.bicep
+++ b/nested_K8sCustomIngressTlsHostsHaveDefinedDomainSuffix.bicep
@@ -84,6 +84,57 @@ resource pdK8sCustomIngressTlsHostsHaveDefinedDomainSuffix 'Microsoft.Authorizat
         }
         defaultValue: {
         }
+        schema: {
+          description: 'A label selector is a label query over a set of resources. The result of matchLabels and matchExpressions are ANDed. An empty label selector matches all resources.'
+          type: 'object'
+          properties: {
+            matchLabels: {
+              description: 'matchLabels is a map of {key,value} pairs.'
+              type: 'object'
+              additionalProperties: {
+                type: 'string'
+              }
+              minProperties: 1
+            }
+            matchExpressions: {
+              description: 'matchExpressions is a list of values, a key, and an operator.'
+              type: 'array'
+              items: {
+                type: 'object'
+                properties: {
+                  key: {
+                    description: 'key is the label key that the selector applies to.'
+                    type: 'string'
+                  }
+                  operator: {
+                    description: 'operator represents a key\'s relationship to a set of values.'
+                    type: 'string'
+                    enum: [
+                      'In'
+                      'NotIn'
+                      'Exists'
+                      'DoesNotExist'
+                    ]
+                  }
+                  values: {
+                    description: 'values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty.'
+                    type: 'array'
+                    items: {
+                      type: 'string'
+                    }
+                  }
+                }
+                required: [
+                  'key'
+                  'operator'
+                ]
+                additionalProperties: false
+              }
+              minItems: 1
+            }
+          }
+          additionalProperties: false
+        }
       }
       allowedDomainSuffixes: {
         type: 'Array'