diff --git a/pkg/client/create_builder.go b/pkg/client/create_builder.go
index 9c347360df..d8f2c210e5 100644
--- a/pkg/client/create_builder.go
+++ b/pkg/client/create_builder.go
@@ -12,6 +12,7 @@ import (
 
 	"github.com/Masterminds/semver"
 	"github.com/buildpacks/imgutil"
+	"github.com/google/go-containerregistry/pkg/name"
 	"github.com/pkg/errors"
 	"golang.org/x/text/cases"
 	"golang.org/x/text/language"
@@ -25,8 +26,6 @@ import (
 	"github.com/buildpacks/pack/pkg/image"
 )
 
-const fromDockerPrefix = "docker:/"
-
 // CreateBuilderOptions is a configuration object used to change the behavior of
 // CreateBuilder.
 type CreateBuilderOptions struct {
@@ -208,7 +207,7 @@ func (c *Client) createBaseBuilder(ctx context.Context, opts CreateBuilderOption
 	return bldr, nil
 }
 
-func (c *Client) fetchLifecycle(ctx context.Context, config pubbldr.LifecycleConfig, relativeBaseDir, o string, architecture string) (builder.Lifecycle, error) {
+func (c *Client) fetchLifecycle(ctx context.Context, config pubbldr.LifecycleConfig, relativeBaseDir, platform string, architecture string) (builder.Lifecycle, error) {
 	if config.Version != "" && config.URI != "" {
 		return nil, errors.Errorf(
 			"%s can only declare %s or %s, not both",
@@ -220,16 +219,22 @@ func (c *Client) fetchLifecycle(ctx context.Context, config pubbldr.LifecycleCon
 	var err error
 	switch {
 	case buildpack.HasDockerLocator(config.URI):
+		if _, err := name.ParseReference(config.URI); err != nil {
+			return nil, err
+		}
 		var lifecycleImage imgutil.Image
 		var blob blob.Blob
 		imageName := buildpack.ParsePackageLocator(config.URI)
 		c.logger.Debugf("Downloading lifecycle image: %s", style.Symbol(imageName))
 
+		// TODO: get the fetchoptions
 		lifecycleImage, err = c.imageFetcher.Fetch(ctx, imageName, image.FetchOptions{Daemon: false})
 		if err != nil {
 			return nil, err
 		}
 
+		// Good till this point
+
 		lifecycleImageTar := filepath.Join(relativeBaseDir, "lifecycle-image.tar")
 		lifecycleImageReader, err := c.docker.ImageSave(context.Background(), []string{lifecycleImage.Name()})
 		if err != nil {
@@ -280,14 +285,14 @@ func (c *Client) fetchLifecycle(ctx context.Context, config pubbldr.LifecycleCon
 			return nil, errors.Wrapf(err, "%s must be a valid semver", style.Symbol("lifecycle.version"))
 		}
 
-		uri = uriFromLifecycleVersion(*v, o, architecture)
+		uri = uriFromLifecycleVersion(*v, platform, architecture)
 	case config.URI != "":
 		uri, err = paths.FilePathToURI(config.URI, relativeBaseDir)
 		if err != nil {
 			return nil, err
 		}
 	default:
-		uri = uriFromLifecycleVersion(*semver.MustParse(builder.DefaultLifecycleVersion), o, architecture)
+		uri = uriFromLifecycleVersion(*semver.MustParse(builder.DefaultLifecycleVersion), platform, architecture)
 	}
 
 	blob, err := c.downloader.Download(ctx, uri)