1 files changed, 13 insertions, 2 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3file.dtx b/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
index 09ef15f0bb2..23f34a1e95f 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
@@ -42,7 +42,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2018-12-11}
+% \date{Released 2018-12-12}
 %
 % \maketitle
 %
@@ -797,11 +797,22 @@
 %   third-party package \pkg{morewrites}), this macro is saved here
 %   under a private name.  The complicated code ensures that
 %   \cs{@@_new:N} is not \tn{outer} despite plain \TeX{}'s \tn{newread}
-%   being \tn{outer}.
+%   being \tn{outer}. For \ConTeXt{}, we have to deal with the fact
+%   that \tn{newread} works like our own: it actually checks before
+%   altering definition.
 %    \begin{macrocode}
 %<*package>
 \exp_args:NNf \cs_new_protected:Npn \@@_new:N
   { \exp_args:NNc \exp_after:wN \exp_stop_f: { newread } }
+\cs_if_exist:NT \normalend
+  {
+    \cs_new_eq:NN \@@_new_aux:N \@@_new:N
+    \cs_set_protected:Npn \@@_new:N #1
+      {
+        \cs_undefine:N #1
+        \@@_new_aux:N #1
+      }
+  }
 %</package>
 %    \end{macrocode}
 % \end{macro}