# chainctl images overlays update-binding

URL: https://edu.chainguard.dev/platform/chainctl/chainctl-docs/chainctl_images_overlays_update-binding.md
Last Modified: September 29, 2026
Tags: chainctl, Reference, Product

 chainctl images overlays update-binding Change which tags a Custom Assembly overlay binding applies to.
Synopsis Change the tag selector of a Custom Assembly overlay binding.
Only the selector can change. To attach the overlay to a different repo, or a different overlay to the repo, detach the binding and attach again. Find the binding UID with “chainctl images overlays list”.
chainctl images overlays update-binding <BINDING_UID> [flags] Examples chainctl images overlays update-binding <BINDING_UID> --tag 3.12 --tag 3.13 Options --all Bind to every tag on the repo; multiple --all bindings may coexist when their overlays do not conflict. Mutually exclusive with --tag and --variant. --tag strings Exact tag names to bind to (repeatable). Mutually exclusive with --all and --variant. --variant string Bind to a tag variant: currently only "dev" (matches tags ending in -dev). Mutually exclusive with --tag and --all. Options inherited from parent commands --api string The url of the Chainguard platform API. (default "https://console-api.enforce.dev") --audience string The Chainguard token audience to request. (default "https://console-api.enforce.dev") --config string A specific chainctl config file. Uses CHAINCTL_CONFIG environment variable if a file is not passed explicitly. --console string The url of the Chainguard platform Console. (default "https://console.chainguard.dev") --force-color Force color output even when stdout is not a TTY. -h, --help Help for chainctl --issuer string The url of the Chainguard STS endpoint. (default "https://issuer.enforce.dev") --log-level string Set the log level (debug, info) (default "ERROR") -o, --output string Output format. One of: [csv, env, go-template, id, json, markdown, none, table, terse, tree, wide] -v, --v int Set the log verbosity level. SEE ALSO chainctl images overlays	- Manage Custom Assembly overlays and the repos they are attached to.