diff --git a/hcl2template/types.build.hcp_packer_registry.go b/hcl2template/types.build.hcp_packer_registry.go
index 640359aa1..2b7c1f71e 100644
--- a/hcl2template/types.build.hcp_packer_registry.go
+++ b/hcl2template/types.build.hcp_packer_registry.go
@@ -20,6 +20,8 @@ type HCPPackerRegistryBlock struct {
 	BucketLabels map[string]string
 	// Build labels
 	BuildLabels map[string]string
+	// Channels
+	Channels []string
 
 	HCL2Ref
 }
@@ -37,6 +39,7 @@ func (p *Parser) decodeHCPRegistry(block *hcl.Block, cfg *PackerConfig) (*HCPPac
 		Labels       map[string]string `hcl:"labels,optional"`
 		BucketLabels map[string]string `hcl:"bucket_labels,optional"`
 		BuildLabels  map[string]string `hcl:"build_labels,optional"`
+		Channels     []string          `hcl:"channels,optional"`
 		Config       hcl.Body          `hcl:",remain"`
 	}
 	ectx := cfg.EvalContext(BuildContext, nil)
@@ -69,6 +72,7 @@ func (p *Parser) decodeHCPRegistry(block *hcl.Block, cfg *PackerConfig) (*HCPPac
 
 	par.Slug = b.Slug
 	par.Description = b.Description
+	par.Channels = b.Channels
 
 	if len(b.Labels) > 0 && len(b.BucketLabels) > 0 {
 		diags = append(diags, &hcl.Diagnostic{
diff --git a/internal/hcp/api/service_build.go b/internal/hcp/api/service_build.go
index a857192c3..51a0f37f6 100644
--- a/internal/hcp/api/service_build.go
+++ b/internal/hcp/api/service_build.go
@@ -118,3 +118,23 @@ func (c *Client) UploadSbom(
 	_, err := c.Packer.PackerServiceUploadSbom(params, nil)
 	return err
 }
+
+func (c *Client) UpdateChannel(
+	ctx context.Context,
+	bucketName, channelName string,
+	body *hcpPackerModels.HashicorpCloudPacker20230101UpdateChannelBody,
+) (*hcpPackerAPI.PackerServiceUpdateChannelOK, error) {
+
+	params := hcpPackerAPI.NewPackerServiceUpdateChannelParamsWithContext(ctx)
+	params.LocationOrganizationID = c.OrganizationID
+	params.LocationProjectID = c.ProjectID
+	params.BucketName = bucketName
+	params.ChannelName = channelName
+	params.Body = body
+	resp, err := c.Packer.PackerServiceUpdateChannel(params, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	return resp, nil
+}
diff --git a/internal/hcp/registry/types.bucket.go b/internal/hcp/registry/types.bucket.go
index 264852492..c81f03412 100644
--- a/internal/hcp/registry/types.bucket.go
+++ b/internal/hcp/registry/types.bucket.go
@@ -36,6 +36,7 @@ type Bucket struct {
 	Destination                              string
 	BucketLabels                             map[string]string
 	BuildLabels                              map[string]string
+	Channels                                 []string
 	SourceExternalIdentifierToParentVersions map[string]ParentVersion
 	RunningBuilds                            map[string]chan struct{}
 	Version                                  *Version
@@ -94,6 +95,7 @@ func (bucket *Bucket) ReadFromHCPPackerRegistryBlock(registryBlock *hcl2template
 	bucket.Description = registryBlock.Description
 	bucket.BucketLabels = registryBlock.BucketLabels
 	bucket.BuildLabels = registryBlock.BuildLabels
+	bucket.Channels = registryBlock.Channels
 	// If there's already a Name this was set from env variable.
 	// In Packer, env variable overrides config values so we keep it that way for consistency.
 	if bucket.Name == "" && registryBlock.Slug != "" {
@@ -244,6 +246,30 @@ func (bucket *Bucket) uploadSbom(ctx context.Context, buildName string, sbom pac
 	return bucket.client.UploadSbom(ctx, bucket.Name, bucket.Version.Fingerprint, buildToUpdate.ID, sbom)
 }
 
+func (bucket *Bucket) updateChannels(ctx context.Context) error {
+	if len(bucket.Channels) == 0 {
+		return nil
+	}
+
+	log.Printf("[INFO] Updating %d channel(s) to point to version %s", len(bucket.Channels), bucket.Version.ID)
+
+	body := &hcpPackerModels.HashicorpCloudPacker20230101UpdateChannelBody{
+		VersionFingerprint: bucket.Version.Fingerprint,
+		UpdateMask:         "versionFingerprint",
+	}
+
+	for _, channel := range bucket.Channels {
+		log.Printf("[INFO] Updating channel %s to version %s", channel, bucket.Version.ID)
+		_, err := bucket.client.UpdateChannel(ctx, bucket.Name, channel, body)
+		if err != nil {
+			log.Printf("[ERROR] Failed to update channel %s: %s", channel, err)
+			return fmt.Errorf("failed to update channel %s: %w", channel, err)
+		}
+	}
+
+	return nil
+}
+
 // markBuildComplete should be called to set a build on the HCP Packer registry to DONE.
 // Upon a successful call markBuildComplete will publish all artifacts created by the named build,
 // and set the build to done. A build with no artifacts can not be set to DONE.
@@ -726,6 +752,12 @@ func (bucket *Bucket) doCompleteBuild(
 			parErr)
 	}
 
+	// Update channels after build is marked complete
+	channelErr := bucket.updateChannels(ctx)
+	if channelErr != nil {
+		log.Printf("[ERROR] Failed to update channels after completing build %s: %s", buildName, channelErr)
+	}
+
 	return append(packerSDKArtifacts, &registryArtifact{
 		BuildName:  buildName,
 		BucketName: bucket.Name,
diff --git a/website/content/docs/templates/hcl_templates/blocks/build/hcp_packer_registry.mdx b/website/content/docs/templates/hcl_templates/blocks/build/hcp_packer_registry.mdx
index 503ba23d4..e649e194e 100644
--- a/website/content/docs/templates/hcl_templates/blocks/build/hcp_packer_registry.mdx
+++ b/website/content/docs/templates/hcl_templates/blocks/build/hcp_packer_registry.mdx
@@ -10,7 +10,7 @@ This topic provides reference information about the `hcp_packer_registry` block.
 
 ## Description
 
-The `hcp_packer_registry` block configures details about an image Packer creates or updates in the HCP Packer registry. Use the `hcp_packer_registry` block to customize the metadata Packer sends to HCP Packer Registry. 
+The `hcp_packer_registry` block configures details about an image Packer creates or updates in the HCP Packer registry. Use the `hcp_packer_registry` block to customize the metadata Packer sends to HCP Packer Registry.
 
 To get started with HCP Packer, refer to the [HCP Packer documentation](/hcp/docs/packer) or try the [Get Started with HCP Packer tutorials](/packer/tutorials/hcp-get-started).
 
@@ -77,5 +77,8 @@ Some nice description about the image which artifact is being published to HCP P
   Packer registry. Should contain a maximum of 255 characters. Defaults to
   `build.description` if not set.
 
+- `channels` ([]string) - List of channel to update to point to the new build
+  once the build is complete. Channels must already exist in the HCP Packer registry.
+
 - `labels` (map[string]string) - Deprecated in Packer 1.7.9. See [`bucket_labels`](#bucket_labels) for details.