diff --git a/history/history.go b/history/history.go
index 4a4bf9e..e1c747b 100644
--- a/history/history.go
+++ b/history/history.go
@@ -125,6 +125,6 @@ func unixTimestampAsTime(ts string) *time.Time {
 // Rename renames from `from` to `to` using `git mv`.
 func Rename(from, to string) error {
 	log.Println(util.ShorterPath(from), util.ShorterPath(to))
-	_, err := gitsh("mv", from, to)
+	_, err := gitsh("mv", "--force", from, to)
 	return err
 }
diff --git a/history/operations.go b/history/operations.go
index 422d245..0507483 100644
--- a/history/operations.go
+++ b/history/operations.go
@@ -77,7 +77,9 @@ func (hop *HistoryOp) WithFilesRenamed(pairs map[string]string) *HistoryOp {
 	for from, to := range pairs {
 		if from != "" {
 			os.MkdirAll(filepath.Dir(to), 0777)
-			Rename(from, to)
+			if err := Rename(from, to); err != nil {
+				hop.Errs = append(hop.Errs, err)
+			}
 		}
 	}
 	return hop
diff --git a/hypha.go b/hypha.go
index d0f6cbc..cc228d5 100644
--- a/hypha.go
+++ b/hypha.go
@@ -80,7 +80,7 @@ func (hd *HyphaData) UploadBinary(hyphaName, mime string, file multipart.File, i
 		data, err = ioutil.ReadAll(file)
 	)
 	if err != nil {
-		return hop.WithError(err)
+		return hop.WithError(err).Apply()
 	}
 
 	return hd.uploadHelp(hop, hyphaName, MimeToExtension(mime), &hd.binaryPath, isOld, data)