diff --git a/github.go b/github.go
index c6a66e8..d3a9498 100644
--- a/github.go
+++ b/github.go
@@ -43,10 +43,6 @@ func NewGitHub(client ApiClient) *GitHub {
 	return &GitHub{client: client}
 }
 
-// Determine whether the request `content-type` includes a
-// server-acceptable mime-type
-//
-// Failure should yield an HTTP 415 (`http.StatusUnsupportedMediaType`)
 func HasContentType(r *http.Response, mimetype string) bool {
 	contentType := r.Header.Get("Content-type")
 	if contentType == "" {
@@ -78,8 +74,8 @@ type GitTag struct {
 	ZipballURL string `json:"zipball_url,omitempty"`
 }
 
-func (gh *GitHub) GetGitTagInfo(owner, repo, tag string, ctx context.Context) (*GitTag, error) {
-	url := fmt.Sprintf("/repos/%s/%s/tags/%s", owner, repo, tag)
+func (gh *GitHub) GetGitTagInfo(repository, tag string, ctx context.Context) (*GitTag, error) {
+	url := fmt.Sprintf("/repos/%s/tags/%s", repository, tag)
 	req, err := http.NewRequestWithContext(ctx, http.MethodGet, url, nil)
 	if err != nil {
 		return nil, err
@@ -117,8 +113,7 @@ func (gh *GitHub) GetGitTagInfo(owner, repo, tag string, ctx context.Context) (*
 }
 
 type CreateReleaseRequest struct {
-	Owner string `json:"-"`
-	Repo  string `json:"-"`
+	Repository string `json:"-"`
 
 	Body             string `json:"body,omitempty"`
 	Draft            bool   `json:"draft,omitempty"`
@@ -153,7 +148,7 @@ func (gh *GitHub) CreateRelease(creq *CreateReleaseRequest, ctx context.Context)
 		return nil, err
 	}
 
-	url := fmt.Sprintf("/repos/%s/%s/releases", creq.Owner, creq.Repo)
+	url := fmt.Sprintf("/repos/%s/releases", creq.Repository)
 	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, &b)
 	if err != nil {
 		return nil, err
@@ -206,8 +201,7 @@ func (gh *GitHub) CreateRelease(creq *CreateReleaseRequest, ctx context.Context)
 }
 
 type CreateReleaseArtifactRequest struct {
-	Owner string `json:"-"`
-	Repo  string `json:"-"`
+	Repository string `json:"-"`
 
 	Id int64 `json:"-"`
 
@@ -257,7 +251,7 @@ func (gh *GitHub) CreateReleaseArtifact(creq *CreateReleaseArtifactRequest, ctx
 
 	w.Close()
 
-	url := fmt.Sprintf("/repos/%s/%s/releases/%d/assets", creq.Owner, creq.Repo, creq.Id)
+	url := fmt.Sprintf("/repos/%s/releases/%d/assets", creq.Repository, creq.Id)
 	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, &b)
 	if err != nil {
 		return nil, err
diff --git a/main.go b/main.go
index 99402ce..94941be 100644
--- a/main.go
+++ b/main.go
@@ -26,7 +26,7 @@ func main() {
 
 type ReleaseAction struct {
 	*sdk.Action
-	repository Repository
+	repository string
 	version    string
 
 	draft      bool
@@ -38,26 +38,13 @@ type ReleaseAction struct {
 	artifacts []string
 }
 
-type Repository []string
-
-func NewRepository(r string) (Repository, error) {
-	split := strings.Split(string(r), "/")
-	if len(split) != 2 {
-		return nil, fmt.Errorf("repository must be in the format '<owner>/<repo>'")
-	}
-	return split, nil
-}
-func (r Repository) Owner() string { return r[0] }
-func (r Repository) Repo() string  { return r[1] }
-
 func (action *ReleaseAction) setup() error {
 	var err error
 
-	r, err := NewRepository(action.GetInput("repository"))
-	if err != nil {
-		return fmt.Errorf("input 'repository': %s", err)
+	action.repository = action.GetInput("repository")
+	if ok, err := regexp.MatchString(`^(\w+)/(\w+)$`, action.repository); !ok || err != nil {
+		return fmt.Errorf("input 'repository': is empty or does not match <onwer>/<repo>")
 	}
-	action.repository = r
 
 	action.version = action.GetInput("version")
 	if len(action.version) == 0 {
@@ -122,7 +109,7 @@ func (action *ReleaseAction) run(ctx context.Context) error {
 	// only get the commit info when we are missing a name or a text
 	if len(action.label) == 0 || len(action.notes) == 0 {
 		action.Debugf("Getting git tag information from repository")
-		tag, err := github.GetGitTagInfo(action.repository.Owner(), action.repository.Repo(), action.version, ctx)
+		tag, err := github.GetGitTagInfo(action.repository, action.version, ctx)
 		if err != nil {
 			return err
 		}
@@ -136,13 +123,12 @@ func (action *ReleaseAction) run(ctx context.Context) error {
 
 	action.Debugf("Creating release %s", action.version)
 	release, err := github.CreateRelease(&CreateReleaseRequest{
-		Owner:      action.repository.Owner(),
-		Repo:       action.repository.Repo(),
+		Repository: action.repository,
+		TagName:    action.version,
 		Name:       action.label,
 		Body:       action.notes,
 		Draft:      action.draft,
 		PreRelease: action.prerelease,
-		TagName:    action.version,
 	}, ctx)
 	if err != nil {
 		return fmt.Errorf("cannot create release for %s: %s", action.version, err)
@@ -160,9 +146,8 @@ func (action *ReleaseAction) run(ctx context.Context) error {
 				return
 			}
 			a, err := github.CreateReleaseArtifact(&CreateReleaseArtifactRequest{
+				Repository: action.repository,
 				Id:         release.Id,
-				Owner:      action.repository.Owner(),
-				Repo:       action.repository.Repo(),
 				Name:       f.Name(), // unused?
 				Attachment: f,
 			}, ctx)