diff --git a/USER_MANUAL.html b/USER_MANUAL.html
index 61bc8705..5df03198 100644
--- a/USER_MANUAL.html
+++ b/USER_MANUAL.html
@@ -1222,6 +1222,7 @@ non-truncated messages. (PR #829)</li>
 <li>Preserve Hamlib rig names on startup to guard against changes by
 Hamlib during execution. (PR #834)</li>
 <li>Fix dropouts related to virtual audio cables. (PR #840)</li>
+<li>Report “unk” for mode on Hamlib disconnect. (PR #851)</li>
 </ul></li>
 <li>Enhancements:
 <ul>
diff --git a/USER_MANUAL.pdf b/USER_MANUAL.pdf
index 42ea588c..f08ae3a5 100644
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