diff --git a/README.md b/README.md
index c14724f..fd1835e 100644
--- a/README.md
+++ b/README.md
@@ -14,6 +14,7 @@ This code will run on a Raspberry PI in a chicken barn. There are scales under t
 * write tests and mocks for mqtt client
 * ping message to check scale
 * endpoint to display state and messages
+* endpoint to set current weight, box-state and chicken
 
 
 ## TODO List Arduino
@@ -22,6 +23,7 @@ This code will run on a Raspberry PI in a chicken barn. There are scales under t
 * bugfix stati not appear on topic
 * implement calibration
 * pong message to confirm availability
+* write header with message
 
 
 
diff --git a/src/main/java/ch/stephan/chickenfarm/timer/ContinuousScaleTaring.java b/src/main/java/ch/stephan/chickenfarm/timer/ContinuousScaleTaring.java
index faf1fa5..4db1a6d 100644
--- a/src/main/java/ch/stephan/chickenfarm/timer/ContinuousScaleTaring.java
+++ b/src/main/java/ch/stephan/chickenfarm/timer/ContinuousScaleTaring.java
@@ -30,7 +30,7 @@ public void tareAllBoxes() {
 
 	private void tareIfNeeded(String id) {
 		Box box = boxService.getBox(id);
-		if (Math.abs(box.getWeight()) > 5) {
+		if (Math.abs(box.getWeight()) > 5 && Math.abs(box.getWeight()) < 50) {
 			scaleService.tare(id);
 		} else {
 			log.info("No need to tare Scale {}, weight was {}.", id, box.getWeight());