diff --git a/main.go b/main.go
index 1ab8c63..847a329 100644
--- a/main.go
+++ b/main.go
@@ -24,8 +24,6 @@ func main() {
 	case "help", "--help":
 		usage(0)
 	}
-	scanResult := Scan()
-	fmt.Printf("%#v", scanResult)
 }
 
 func must(err error) {
diff --git a/scan.go b/scan.go
index 016f181..7db4ea4 100644
--- a/scan.go
+++ b/scan.go
@@ -65,9 +65,8 @@ func Scan() (result ScanResult) {
 	}
 
 	//parse input files
-	result.ParseShownotes(names[0])
-	chapterMarksPath := fmt.Sprintf("chapter-pentaradio-%04d-%02d-%02d.dat", result.Year, result.Month, result.Day)
-	result.ParseChapterMarks(chapterMarksPath)
+	result.ParseShownotes()
+	result.ParseChapterMarks()
 
 	//collect audio files
 	pattern := fmt.Sprintf("pentaradio-%04d-%02d-%02d.*", result.Year, result.Month, result.Day)
@@ -87,8 +86,12 @@ var monthWords = []string{
 	"September", "Oktober", "November", "Dezember",
 }
 
-func (scan *ScanResult) ParseShownotes(path string) {
-	buf, err := os.ReadFile(path)
+func (scan ScanResult) ShowNotesFile() string {
+	return fmt.Sprintf("shownotes-pentaradio-%04d-%02d-%02d.txt", scan.Year, scan.Month, scan.Day)
+}
+
+func (scan *ScanResult) ParseShownotes() {
+	buf, err := os.ReadFile(scan.ShowNotesFile())
 	must(err)
 
 	expectedTitle := fmt.Sprintf("Pentaradio vom %d. %s %d", scan.Day, monthWords[scan.Month], scan.Year)
@@ -106,8 +109,12 @@ func (scan *ScanResult) ParseShownotes(path string) {
 	scan.Description = match[2]
 }
 
-func (scan *ScanResult) ParseChapterMarks(path string) {
-	buf, err := os.ReadFile(path)
+func (scan ScanResult) ChapterMarksFile() string {
+	return fmt.Sprintf("chapter-pentaradio-%04d-%02d-%02d.dat", scan.Year, scan.Month, scan.Day)
+}
+
+func (scan *ScanResult) ParseChapterMarks() {
+	buf, err := os.ReadFile(scan.ChapterMarksFile())
 	must(err)
 
 	lineRx := regexp.MustCompile(`^(\d\d:\d\d:\d\d.\d\d\d) (\S.*?\S)(?: <(https?://.*)>)?$`)
diff --git a/upload.go b/upload.go
index 5f1c322..8e0f617 100644
--- a/upload.go
+++ b/upload.go
@@ -6,6 +6,27 @@
 
 package main
 
+import (
+	"os"
+	"os/exec"
+	"strings"
+)
+
 func Upload(scan ScanResult) {
-	fail("unimplemented")
+	sftpCommands := []string{
+		"cd pentaradio/shownotes",
+		"put " + scan.ShowNotesFile(),
+		"cd ../chaptermarks",
+		"put " + scan.ChapterMarksFile(),
+		"cd ..",
+	}
+	for _, fileName := range scan.AudioFileNames {
+		sftpCommands = append(sftpCommands, "put "+fileName)
+	}
+
+	cmd := exec.Command("sftp", "-b", "-", "ftp.c3d2.de")
+	cmd.Stdin = strings.NewReader(strings.Join(sftpCommands, "\n") + "\n")
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = os.Stderr
+	must(cmd.Run())
 }