diff --git a/doc/xml/release.xml b/doc/xml/release.xml
index 5a9ca0f66..74e29c13c 100644
--- a/doc/xml/release.xml
+++ b/doc/xml/release.xml
@@ -186,6 +186,14 @@
                 </release-feature-list>
             </release-core-list>
 
+            <release-doc-list>
+                <release-refactor-list>
+                    <release-item>
+                        <p>Debian/Ubuntu documentation now builds on Ubuntu 16.</p>
+                    </release-item>
+                </release-refactor-list>
+            </release-doc-list>
+
             <release-test-list>
                 <release-bug-list>
                     <release-item>
diff --git a/doc/xml/user-guide.xml b/doc/xml/user-guide.xml
index 85e709cc3..6fc314464 100644
--- a/doc/xml/user-guide.xml
+++ b/doc/xml/user-guide.xml
@@ -67,7 +67,7 @@
         <variable key="postgres-recovery-demo" keyword="co6">{[db-path]}/recovery.conf</variable>
 
         <!-- Hosts -->
-        <variable key="host-os" keyword="default">u14</variable>
+        <variable key="host-os" keyword="default">u16</variable>
         <variable key="host-os" keyword="co6">co6</variable>
 
         <variable key="host-user" eval="y">use English; getpwuid($UID) eq 'root' ? 'ubuntu' : getpwuid($UID) . ''</variable>
diff --git a/test/travis.pl b/test/travis.pl
index 465a00bf1..2fdd057e3 100755
--- a/test/travis.pl
+++ b/test/travis.pl
@@ -122,8 +122,8 @@ eval
         executeTest("${strTestExe} --vm-build --vm=" . VM_CO6, {bShowOutputAsync => true});
         processEnd();
 
-        processBegin(VM_U14 . ' build');
-        executeTest("${strTestExe} --vm-build --vm=" . VM_U14, {bShowOutputAsync => true});
+        processBegin(VM_U16 . ' build');
+        executeTest("${strTestExe} --vm-build --vm=" . VM_U16, {bShowOutputAsync => true});
         processEnd();
 
         processBegin('release documentation doc');
@@ -156,7 +156,7 @@ eval
 
         processBegin("${strVm} test" . (defined($strParam) ? ": ${strParam}" : ''));
         executeTest(
-            "${strTestExe} --vm-host=u14 --vm-max=2 --vm=${strVm}" . (defined($strParam) ? " ${strParam}" : ''),
+            "${strTestExe} --vm-host=" . VM_U14 . " --vm-max=2 --vm=${strVm}" . (defined($strParam) ? " ${strParam}" : ''),
             {bShowOutputAsync => true});
         processEnd();
     }