diff --git a/oas_docs/output/kibana.yaml b/oas_docs/output/kibana.yaml
index 4a10407b48279..dd5d4a282bde8 100644
--- a/oas_docs/output/kibana.yaml
+++ b/oas_docs/output/kibana.yaml
@@ -23091,6 +23091,14 @@ components:
                 ITSM, ServiveNow SecOps, or Swimlane incident.
               type: object
               properties:
+                additional_fields:
+                  description: >
+                    Additional fields for ServiceNow ITSM and ServiveNow SecOps
+                    connectors. The fields must exist in the Elastic ServiceNow
+                    application and must be specified in JSON format.
+                  maxLength: 20
+                  nullable: true
+                  type: string
                 alertId:
                   description: The alert identifier for Swimlane connectors.
                   type: string
diff --git a/x-pack/plugins/actions/docs/openapi/bundled.json b/x-pack/plugins/actions/docs/openapi/bundled.json
index d2f852374b926..99a671167d053 100644
--- a/x-pack/plugins/actions/docs/openapi/bundled.json
+++ b/x-pack/plugins/actions/docs/openapi/bundled.json
@@ -5461,6 +5461,12 @@
                 "type": "object",
                 "description": "Information necessary to create or update a Jira, ServiceNow ITSM, ServiveNow SecOps, or Swimlane incident.",
                 "properties": {
+                  "additional_fields": {
+                    "type": "string",
+                    "nullable": true,
+                    "maxLength": 20,
+                    "description": "Additional fields for ServiceNow ITSM and ServiveNow SecOps connectors. The fields must exist in the Elastic ServiceNow application and must be specified in JSON format.\n"
+                  },
                   "alertId": {
                     "type": "string",
                     "description": "The alert identifier for Swimlane connectors."
diff --git a/x-pack/plugins/actions/docs/openapi/bundled.yaml b/x-pack/plugins/actions/docs/openapi/bundled.yaml
index 8797a87b32eeb..4b98c7e2e66f8 100644
--- a/x-pack/plugins/actions/docs/openapi/bundled.yaml
+++ b/x-pack/plugins/actions/docs/openapi/bundled.yaml
@@ -3924,6 +3924,12 @@ components:
               type: object
               description: Information necessary to create or update a Jira, ServiceNow ITSM, ServiveNow SecOps, or Swimlane incident.
               properties:
+                additional_fields:
+                  type: string
+                  nullable: true
+                  maxLength: 20
+                  description: |
+                    Additional fields for ServiceNow ITSM and ServiveNow SecOps connectors. The fields must exist in the Elastic ServiceNow application and must be specified in JSON format.
                 alertId:
                   type: string
                   description: The alert identifier for Swimlane connectors.
diff --git a/x-pack/plugins/actions/docs/openapi/components/schemas/run_connector_subaction_pushtoservice.yaml b/x-pack/plugins/actions/docs/openapi/components/schemas/run_connector_subaction_pushtoservice.yaml
index d81c0e61059be..f6b15360d739e 100644
--- a/x-pack/plugins/actions/docs/openapi/components/schemas/run_connector_subaction_pushtoservice.yaml
+++ b/x-pack/plugins/actions/docs/openapi/components/schemas/run_connector_subaction_pushtoservice.yaml
@@ -30,6 +30,13 @@ properties:
         type: object
         description: Information necessary to create or update a Jira, ServiceNow ITSM, ServiveNow SecOps, or Swimlane incident.
         properties:
+          additional_fields:
+            type: string
+            nullable: true
+            maxLength: 20
+            description: >
+              Additional fields for ServiceNow ITSM and ServiveNow SecOps connectors.
+              The fields must exist in the Elastic ServiceNow application and must be specified in JSON format.
           alertId:
             type: string
             description: The alert identifier for Swimlane connectors.