diff --git a/chapter07/texinfo.xml b/chapter07/texinfo.xml
index 8f769c064..34a386416 100644
--- a/chapter07/texinfo.xml
+++ b/chapter07/texinfo.xml
@@ -43,11 +43,6 @@
   <sect2 role="installation">
     <title>Installation of Texinfo</title>
 
-    <para>First, fix an issue building the package with Glibc-2.34 or later:</para>
-
-<screen><userinput remap="pre">sed -e 's/__attribute_nonnull__/__nonnull/' \
-    -i gnulib/lib/malloc/dynarray-skeleton.c</userinput></screen>
-
     <para>Prepare Texinfo for compilation:</para>
 
 <screen><userinput remap="configure">./configure --prefix=/usr</userinput></screen>
diff --git a/chapter08/texinfo.xml b/chapter08/texinfo.xml
index 42e81feae..5eebeb0e3 100644
--- a/chapter08/texinfo.xml
+++ b/chapter08/texinfo.xml
@@ -62,11 +62,6 @@
     </variablelist>
 -->
 
-    <para>Again, fix an issue building the package with Glibc-2.34 or later:</para>
-
-<screen><userinput remap="pre">sed -e 's/__attribute_nonnull__/__nonnull/' \
-    -i gnulib/lib/malloc/dynarray-skeleton.c</userinput></screen>
-
     <para>Compile the package:</para>
 
 <screen><userinput remap="make">make</userinput></screen>