# AWS::SageMaker::UserProfile KernelGatewayAppSettings The kernel gateway app settings. ## Syntax To declare this entity in your AWS CloudFormation template, use the following syntax: ### JSON
{
"CustomImages" : [ CustomImage, ... ],
"DefaultResourceSpec" : ResourceSpec
}
### YAML
CustomImages:
- CustomImage
DefaultResourceSpec: ResourceSpec
## Properties
#### CustomImages
A list of custom SageMaker images that are configured to run as a KernelGateway app.
_Required_: No
_Type_: List of CustomImage
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)
#### DefaultResourceSpec
_Required_: No
_Type_: ResourceSpec
_Update requires_: [No interruption](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/using-cfn-updating-stacks-update-behaviors.html#update-no-interrupt)