diff --git a/mini-beieli-node.ino b/mini-beieli-node.ino
index cefd109..166a22e 100644
--- a/mini-beieli-node.ino
+++ b/mini-beieli-node.ino
@@ -655,7 +655,7 @@ void ReadSensors(SENSOR_data &sensor_data) {
 
   // Gewicht berechnen
   weight_current32 = (int32_t)((((res.weight1 - w1_0_real) / config_data.cal_w1_factor) + ((res.weight2 - w2_0_real) / config_data.cal_w2_factor)) / 5.0);
-  
+
   if (weight_current32 < 0) {
     weight_current32 = 0;
   } else if (weight_current32 > UINT16_MAX) {
@@ -1364,7 +1364,7 @@ cCommandStream::CommandStatus cmdCalibrateScaleA(cCommandStream *pThis, void *pC
 
   if (w1_gramm == "NA") {
     // scale a is not connected
-    config_data.cal_w1_factor = 0.0;
+    config_data.cal_w1_factor = 1.0;
     config_data.cal_w1_0 = NOT_ATTACHED;
   } else {
     setup_scales();
@@ -1386,7 +1386,7 @@ cCommandStream::CommandStatus cmdCalibrateScaleB(cCommandStream *pThis, void *pC
 
   if (w2_gramm == "NA") {
     // scale b is not connected
-    config_data.cal_w2_factor = 0.0;
+    config_data.cal_w2_factor = 1.0;
     config_data.cal_w2_0 = NOT_ATTACHED;
   } else {
     setup_scales();