diff --git a/pst/typesetting/tl-installer.xml b/pst/typesetting/tl-installer.xml
index 31b2b60b70..6eb19700bd 100644
--- a/pst/typesetting/tl-installer.xml
+++ b/pst/typesetting/tl-installer.xml
@@ -62,7 +62,18 @@
     binary texlive. Please do not sign off this package without at least
     testing asy to ensure that the symlinks are as needed. Plese also be aware
     that removing a collection might leave huge backups in tlpkg/backups -->
-    &lfs120_checked;
+
+    <note>
+      <para>
+        The current binaries for biber and xindy are linked against an old
+        version of glibc which uses <filename>libcrypt.so.1</filename>
+        <emphasis>and</emphasis> provides GLIBC~_2.2.5. The other binaries
+        work, with the exception of dvisvgm which no longer accepts some
+        invocations that worked in August 2023.
+      </para>
+    </note>
+
+    &lfs121_checked;
 
     <bridgehead renderas="sect3">Package Information</bridgehead>
     <itemizedlist spacing="compact">