1 files changed, 8 insertions, 0 deletions
diff --git a/models/repo/release.go b/models/repo/release.go
index 2b484c9b84..2e7bc6d322 100644
--- a/models/repo/release.go
+++ b/models/repo/release.go
@@ -37,6 +37,10 @@ func (err ErrReleaseAlreadyExist) Error() string {
 	return fmt.Sprintf("release tag already exist [tag_name: %s]", err.TagName)
 }
 
+func (err ErrReleaseAlreadyExist) Unwrap() error {
+	return util.ErrAlreadyExist
+}
+
 // ErrReleaseNotExist represents a "ReleaseNotExist" kind of error.
 type ErrReleaseNotExist struct {
 	ID      int64
@@ -53,6 +57,10 @@ func (err ErrReleaseNotExist) Error() string {
 	return fmt.Sprintf("release tag does not exist [id: %d, tag_name: %s]", err.ID, err.TagName)
 }
 
+func (err ErrReleaseNotExist) Unwrap() error {
+	return util.ErrNotExist
+}
+
 // Release represents a release of repository.
 type Release struct {
 	ID               int64            `xorm:"pk autoincr"`