diff --git a/projekte/attiny13/Makefile b/projekte/attiny13/Makefile
index 3056501..e497f4c 100644
--- a/projekte/attiny13/Makefile
+++ b/projekte/attiny13/Makefile
@@ -5,3 +5,7 @@ blink.hex: blink.asm tn13def.inc
 
 clean:
 	rm -f blink.hex blink.cof blink.eep.hex blink.obj
+
+upload: blink.hex
+        # Pollin Atmel Evaluationsboard v2.0.1, ISP
+	avrdude -v -p attiny13 -c ponyser -P /dev/ttyS0 -U flash:w:blink.hex