diff --git a/hunk.go b/hunk.go
index 600ae05c..38d937ad 100644
--- a/hunk.go
+++ b/hunk.go
@@ -6,6 +6,7 @@ import (
 	"strconv"
 
 	"github.com/google/go-github/v57/github"
+	"github.com/qiniu/x/log"
 )
 
 type HunkChecker interface {
@@ -33,9 +34,10 @@ func NewGithubCommitFileHunkChecker(commitFiles []*github.CommitFile) (*GithubCo
 			return nil, err
 		}
 
-		_, ok := hunks[commitFile.GetFilename()]
+		v, ok := hunks[commitFile.GetFilename()]
 		if ok {
-			return nil, fmt.Errorf("duplicate commitFile: %v", commitFile)
+			log.Warnf("duplicate commitFiles: %v, %v", commitFile, v)
+			continue
 		}
 
 		hunks[commitFile.GetFilename()] = fileHunks
diff --git a/server.go b/server.go
index ba205d4e..612583f7 100644
--- a/server.go
+++ b/server.go
@@ -53,7 +53,7 @@ func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 }
 
 func (s *Server) processPullRequestEvent(log *xlog.Logger, event *github.PullRequestEvent, eventGUID string) error {
-	// TODO: synchonization 是什么意思？
+	// TODO: synchronization 是什么意思？
 	if event.GetAction() != "opened" && event.GetAction() != "reopened" {
 		log.Debugf("skipping action %s\n", event.GetAction())
 		return nil
@@ -117,7 +117,7 @@ func (s *Server) handle(log *xlog.Logger, ctx context.Context, event *github.Pul
 			log.Errorf("failed to build pull request comment body: %v", err)
 			return err
 		}
-		log.Infof("%s found valid %d comments related to this PR \n", name, len(comments))
+		log.Infof("%s found valid %d comments related to this PR %d (%s) \n", name, len(comments), num, org+"/"+repo)
 		totalComments = append(totalComments, comments...)
 	}