diff --git a/chapter08/man-db.xml b/chapter08/man-db.xml
index 498274f51..88c811d33 100644
--- a/chapter08/man-db.xml
+++ b/chapter08/man-db.xml
@@ -111,12 +111,14 @@
 
 <screen><userinput remap="make">make</userinput></screen>
 
-    <!-- https://gitlab.com/man-db/man-db/-/issues/25 -->
-    <para>Many tests are known to fail with groff-1.23.0 or later.  If
-    you still want to test the results anyway, issue:</para>
+    <para>To test the results, issue:</para>
 
 <screen><userinput remap="test">make -k check</userinput></screen>
 
+    <!-- https://gitlab.com/man-db/man-db/-/issues/25 -->
+    <para>One test named <filename>man1/lexgrog.1</filename> is known
+    to fail.</para>
+
     <para>Install the package:</para>
 
 <screen><userinput remap="install">make install</userinput></screen>