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-rw-r--r--tex/context/base/mkiv/mult-aux.mkxl4
1 files changed, 2 insertions, 2 deletions
diff --git a/tex/context/base/mkiv/mult-aux.mkxl b/tex/context/base/mkiv/mult-aux.mkxl
index 1b7a760cd..97ae12be1 100644
--- a/tex/context/base/mkiv/mult-aux.mkxl
+++ b/tex/context/base/mkiv/mult-aux.mkxl
@@ -319,7 +319,7 @@
\permanent\protected\def\installparameterhashhandler#1#2%
{\mutable\letcsname current#2\endcsname\empty
- \letcsname#2namespace\endcsname#1%
+ \immutable\letcsname#2namespace\endcsname#1%
\normalexpanded
{\mult_interfaces_install_parameter_hash_handler
{\noexpand#1}% \??aa
@@ -749,7 +749,7 @@
% yes:\twoparameter{beta}\par
\permanent\protected\def\relateparameterhandlers#1#2#3#4% {from} {instance} {to} {instance}
- {\edefcsname\csname#1namespace\endcsname#2:\s!parent\endcsname{\csname#3namespace\endcsname#4}}
+ {\immutable\edefcsname#1namespace\endcsname#2:\s!parent\endcsname{\csname#3namespace\endcsname#4}}
\permanent\protected\def\relateparameterhandlersbyns#1#2#3#4% {from} {instance} {to} {instance}
{\edefcsname#1#2:\s!parent\endcsname{#3#4}}