diff --git a/ks-new-engines.clo b/ks-new-engines.clo
index 3c7ad60852e61f79a63c68651befccb9501700f1..6e7448bcc0c04f9ee01d171e6cb19cff039a2798 100644
--- a/ks-new-engines.clo
+++ b/ks-new-engines.clo
@@ -1,7 +1,7 @@
 % Rolf Niepraschk, Rolf.Niepraschk@ptb.de
 
 \ProvidesFile{ks-new-engines.clo}%
-  [2019/08/12 v0.1e PTB `Kalibrierschein' new engines (RN/PTB)]
+  [2020/09/14 v0.1f PTB `Kalibrierschein' new engines (RN/PTB)]
 
 \RequirePackage{unicode-math}
 \setsansfont{texgyreheros}[
@@ -27,7 +27,7 @@
   \def\prime{\mkern2mu\PRIME}%
 }
 \else
-\setmathfont[range=it]{texgyreheros-italic.otf}
+%\setmathfont[range=it]{texgyreheros-italic.otf}% führte zu falsch pos. \dot!
 \setoperatorfont\mathsf
 \fi