diff --git a/ptbposter/ptbposter-new-engines.clo b/ptbposter/ptbposter-new-engines.clo
index bee42cdaf56165da8a917d1c7db3bcffb3f017bf..fd724e525bd714f7c49b5cb0513d3c3bc30f60c2 100644
--- a/ptbposter/ptbposter-new-engines.clo
+++ b/ptbposter/ptbposter-new-engines.clo
@@ -20,7 +20,7 @@
   
 \setmathfont{texgyrepagella-math.otf}[math-style=ISO,bold-style=ISO]
 
-\unimathsetup{partial=upright}  
+\unimathsetup{partial=upright}%TODO: fira-math  
 
 \makeatletter % wegen Laden aus normalem LaTeX-Dokument
 \@ifundefined{ifSERIF}{%