@@ -24,7 +24,7 @@ func (cli *Client) ContainerCommit(ctx context.Context, containerID string, opti

 			return container.CommitResponse{}, err

 		}

-		if _, isCanonical := ref.(reference.Canonical); isCanonical {

+		if _, ok := ref.(reference.Digested); ok {

 			return container.CommitResponse{}, errors.New("refusing to create a tag with a digest reference")

 		}

 		ref = reference.TagNameOnly(ref)

@@ -25,7 +25,7 @@ func (cli *Client) ImagePush(ctx context.Context, image string, options image.Pu

 		return nil, err

 	}

-	if _, isCanonical := ref.(reference.Canonical); isCanonical {

+	if _, ok := ref.(reference.Digested); ok {

 		return nil, errors.New("cannot push a digest reference")

 	}

@@ -20,7 +20,7 @@ func (cli *Client) ImageTag(ctx context.Context, source, target string) error {

 		return fmt.Errorf("error parsing reference: %q is not a valid repository/tag: %w", target, err)

 	}

-	if _, isCanonical := ref.(reference.Canonical); isCanonical {

+	if _, ok := ref.(reference.Digested); ok {

 		return errors.New("refusing to create a tag with a digest reference")

 	}

@@ -154,7 +154,7 @@ func imageDigestAndPlatforms(ctx context.Context, cli DistributionAPIClient, ima

 func imageWithDigestString(image string, dgst digest.Digest) string {

 	namedRef, err := reference.ParseNormalizedNamed(image)

 	if err == nil {

-		if _, isCanonical := namedRef.(reference.Canonical); !isCanonical {

+		if _, hasDigest := namedRef.(reference.Digested); !hasDigest {

 			// ensure that image gets a default tag if none is provided

 			img, err := reference.WithDigest(namedRef, dgst)

 			if err == nil {