diff --git a/include/mess_Ub.h b/include/mess_Ub.h
index 6cc07f2..89f8829 100644
--- a/include/mess_Ub.h
+++ b/include/mess_Ub.h
@@ -3,7 +3,7 @@
 ADC_MODE(ADC_VDD);
 
 const float MinimalSpannung = 2.85;
-float korectur = 0.000954598;
+float korectur = 0.000913242;
 char floatString[15] = {0};
 float AKKU;