1 files changed, 8 insertions, 0 deletions

diff --git a/models/issues/pull.go b/models/issues/pull.go
index 69259c269f..18b67eb305 100644
--- a/models/issues/pull.go
+++ b/models/issues/pull.go
@@ -46,6 +46,10 @@ func (err ErrPullRequestNotExist) Error() string {
 		err.ID, err.IssueID, err.HeadRepoID, err.BaseRepoID, err.HeadBranch, err.BaseBranch)
 }
 
+func (err ErrPullRequestNotExist) Unwrap() error {
+	return util.ErrNotExist
+}
+
 // ErrPullRequestAlreadyExists represents a "PullRequestAlreadyExists"-error
 type ErrPullRequestAlreadyExists struct {
 	ID         int64
@@ -68,6 +72,10 @@ func (err ErrPullRequestAlreadyExists) Error() string {
 		err.ID, err.IssueID, err.HeadRepoID, err.BaseRepoID, err.HeadBranch, err.BaseBranch)
 }
 
+func (err ErrPullRequestAlreadyExists) Unwrap() error {
+	return util.ErrAlreadyExist
+}
+
 // ErrPullRequestHeadRepoMissing represents a "ErrPullRequestHeadRepoMissing" error
 type ErrPullRequestHeadRepoMissing struct {
 	ID         int64