diff --git a/chapter08/stripping.xml b/chapter08/stripping.xml
index 537f67702..a4a960464 100644
--- a/chapter08/stripping.xml
+++ b/chapter08/stripping.xml
@@ -52,6 +52,18 @@
   with <quote>g</quote>, in case the commands below have already been
   run.</para></note>
 
+  <important>
+    <para>
+      If any package of which the version is different from the version
+      specified by the book (either following a security advisory or
+      satisfying personal preference), it may be necessary to update the
+      the library file name in <envar>save_usrlib</envar> or
+      <envar>online_usrlib</envar>.
+      <emphasis role='bold'>Failing to do so may render the system
+      completely unusable.</emphasis>
+    </para>
+  </important>
+
 <!-- also of interest are libgfortan, libgo, libgomp, and libobjc from GCC -->
 
 <!--<screen><userinput>save_lib="ld-2.25.so libc-2.25.so libpthread-2.25.so libthread_db-1.0.so"-->