5 files changed, 8 insertions, 13 deletions
diff --git a/Master/texmf-dist/doc/latex/knowledge/README.md b/Master/texmf-dist/doc/latex/knowledge/README.md
index e0aaa063a64..5292d7886d0 100644
--- a/Master/texmf-dist/doc/latex/knowledge/README.md
+++ b/Master/texmf-dist/doc/latex/knowledge/README.md
@@ -3,8 +3,8 @@ This directory contains the package
 
      name: knowledge
      license: LaTeX Project Public License version 1.2 or above
-     version: v1.24
-     date: 2020/09/22
+     version: v1.25
+     date: 2021/03/31
      author: Thomas Colcombet
      mail: thomas.colcombet@irif.fr
      web: https://www.irif.fr/~colcombe/knowledge_en.html
diff --git a/Master/texmf-dist/doc/latex/knowledge/knowledge.pdf b/Master/texmf-dist/doc/latex/knowledge/knowledge.pdf
index 46e28720fa5..4afd478edc9 100644
--- a/Master/texmf-dist/doc/latex/knowledge/knowledge.pdf
+++ b/Master/texmf-dist/doc/latex/knowledge/knowledge.pdf
diff --git a/Master/texmf-dist/doc/latex/knowledge/knowledge.tex b/Master/texmf-dist/doc/latex/knowledge/knowledge.tex
index 7250cc49077..ba4b94a5989 100644
--- a/Master/texmf-dist/doc/latex/knowledge/knowledge.tex
+++ b/Master/texmf-dist/doc/latex/knowledge/knowledge.tex
@@ -754,6 +754,7 @@ I have seen Till Tantau who explained me how to test whether a material is displ
 \item[2020-04-25] Made the package compatible with 2016 versions of LaTeX. Useful when \texttt{knowledge.sty} is included with and compile in arXiv. V1.23 on CTAN.
 \item[2020-05-02] Doc update ("acmart@@package" colors, thanks to Daniela Petri\c san).
 \item[2020-09-22] Adding the "silent" option as suggested by Patrick Lambein-Monette. V1.24 on CTAN
+\item[2021-03-31] Correcting a bug caused by a change of semantics in "expl3@@package". V1.25 on CTAN
 \end{compactdesc}
 \normalsize
 %\restoregeometry
diff --git a/Master/texmf-dist/source/latex/knowledge/knowledge-code.dtx b/Master/texmf-dist/source/latex/knowledge/knowledge-code.dtx
index 947040dac96..8c5c6aeb43c 100644
--- a/Master/texmf-dist/source/latex/knowledge/knowledge-code.dtx
+++ b/Master/texmf-dist/source/latex/knowledge/knowledge-code.dtx
@@ -23,7 +23,7 @@
 %
 % \iffalse
 %<head>\usepackage{expl3}
-%<head>\ProvidesExplPackage{knowledge}{2020/09/22}{1.24}{}
+%<head>\ProvidesExplPackage{knowledge}{2021/03/31}{1.25}{}
 %<*driver>
 \def\knowledgecode{active}
 \input{knowledge.tex}
@@ -57,6 +57,7 @@
 % \changes{1.22}{2020/03/05}{improvements} %
 % \changes{1.23}{2020/04/25}{minor change} %
 % \changes{1.24}{2020/09/22}{silent option} %
+% \changes{1.25}{2021/03/31}{bug correction} %
 % \GetFileInfo{knowledge.sty} %
 % \DoNotIndex{}
 %
@@ -76,8 +77,8 @@ This directory contains the package
 
      name: knowledge
      license: LaTeX Project Public License version 1.2 or above
-     version: v1.24
-     date: 2020/09/22
+     version: v1.25
+     date: 2021/03/31
      author: Thomas Colcombet
      mail: thomas.colcombet@irif.fr
      web: https://www.irif.fr/~colcombe/knowledge_en.html
@@ -147,11 +148,6 @@ This directory contains the package
   {}
 %    \end{macrocode}
 %
-% When uploading to arXiv, a 2016 version of LaTeX is used and one macro name has changed since this in \kl{expl3}. Let us correct it: it makes it possible to include the latest version of \kl(package){knowledge} as a .sty file:
-%    \begin{macrocode}
-\cs_if_exist:NTF\ior_str_get:NN{}
-  {\cs_set_eq:NN\ior_str_get:NN\ior_get_str:NN}
-%    \end{macrocode}
 %
 %\AP One defines the code of \csintro{\klparse_ifnextchar:NTF}
 % which is a link to \cs{\@ifnextchar},
diff --git a/Master/texmf-dist/tex/latex/knowledge/knowledge.sty b/Master/texmf-dist/tex/latex/knowledge/knowledge.sty
index 3e48b04ccb8..f05eb931fc9 100644
--- a/Master/texmf-dist/tex/latex/knowledge/knowledge.sty
+++ b/Master/texmf-dist/tex/latex/knowledge/knowledge.sty
@@ -23,7 +23,7 @@
 %% LaTeX version 1999/12/01 or later.
 %% 
 \usepackage{expl3}
-\ProvidesExplPackage{knowledge}{2020/09/22}{1.24}{}
+\ProvidesExplPackage{knowledge}{2021/03/31}{1.25}{}
 %%%%%%%%%%
 \RequirePackage{l3keys2e}
 \RequirePackage{etoolbox}
@@ -808,8 +808,6 @@
   {}
 \cs_new:Nn\knowledge_end_module:
   {}
-\cs_if_exist:NTF\ior_str_get:NN{}
-  {\cs_set_eq:NN\ior_str_get:NN\ior_get_str:NN}
 \cs_set_eq:Nc\klparse_ifnextchar:NTF{@ifnextchar}
 \tl_new:N\klparse_novalue_tl
 \NewDocumentCommand\klparse_setnovalue{o}