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-rw-r--r--tex/context/base/mkxl/math-rad.mklx4
1 files changed, 2 insertions, 2 deletions
diff --git a/tex/context/base/mkxl/math-rad.mklx b/tex/context/base/mkxl/math-rad.mklx
index 9dfc80d13..645d32740 100644
--- a/tex/context/base/mkxl/math-rad.mklx
+++ b/tex/context/base/mkxl/math-rad.mklx
@@ -101,8 +101,8 @@
\frozen\protected\instance\edefcsname\currentmathradical\endcsname{\math_radical_handle{\currentmathradical}}
\to \everydefinemathradical
-\mutable\let\currentmathradical \empty
-\mutable\let\currentmathradicaldegree\empty
+\mutable\lettonothing\currentmathradical
+\mutable\lettonothing\currentmathradicaldegree
\setmathignore\Umathradicaldegreebefore\plusone