1diff --git a/pkg/codeowners/owners.go b/pkg/codeowners/owners.go
2index 6910bd2..e0c95e9 100644
3--- a/pkg/codeowners/owners.go
4+++ b/pkg/codeowners/owners.go
5@@ -39,6 +39,10 @@ func NewFromPath(repoPath string) ([]Entry, error) {
6 // openCodeownersFile finds a CODEOWNERS file and returns content.
7 // see: https://help.github.com/articles/about-code-owners/#codeowners-file-location
8 func openCodeownersFile(dir string) (io.Reader, error) {
9+ if file, ok := os.LookupEnv("OWNERS_FILE"); ok {
10+ return fs.Open(file)
11+ }
12+
13 var detectedFiles []string
14 for _, p := range []string{".", "docs", ".github"} {
15 pth := path.Join(dir, p)