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-rw-r--r--tex/context/base/mkiv/font-tra.mkiv2
1 files changed, 1 insertions, 1 deletions
diff --git a/tex/context/base/mkiv/font-tra.mkiv b/tex/context/base/mkiv/font-tra.mkiv
index 205ca5ca0..89a50c5ae 100644
--- a/tex/context/base/mkiv/font-tra.mkiv
+++ b/tex/context/base/mkiv/font-tra.mkiv
@@ -126,7 +126,7 @@
{\otfstepspace
\doif{#3}{mark}{\underbar}{U+\hexnumber{#2}}:%
\setbox\scratchbox\hbox{\ctxlua{nodes.tracers.fontchar(#1,#2)}}%
- \ifdim\wd\scratchbox=\zeropoint
+ \ifzeropt\wd\scratchbox
\scratchwidth.125\onepoint
\scratchdistance\dimexpr(\emwidth/2-\scratchwidth)\relax
\kern\scratchdistance