diff --git a/docs/modules/core/pages/ui/hud.adoc b/docs/modules/core/pages/ui/hud.adoc
index bd0ab5cce0..ba6501beb7 100644
--- a/docs/modules/core/pages/ui/hud.adoc
+++ b/docs/modules/core/pages/ui/hud.adoc
@@ -34,7 +34,8 @@ a|Use advanced xref:gui/nifty_gui.adoc[Nifty GUI] integration:
 a|Full-featured interactive user interface. +
 Includes buttons, effects, controls. +
 Supports XML and Java layouts.
-a|Steeper learning curve.
+a|Steeper learning curve. +
+There have been no commits to project repository since 2021.
 
 a|Use user contributed +++<abbr title="Graphical User Interface">GUI</abbr>+++ libraries such as xref:contributions:gui/tonegodgui/tonegodgui.adoc[tonegodgui] or link:http://hub.jmonkeyengine.org/t/lemur-api-documentation/27209[Lemur]:
 a|Both have many features that would be difficult to do with Nifty +
@@ -154,6 +155,8 @@ public void simpleUpdate(float tpf) {
 
 == Advanced HUD: Nifty GUI
 
+Please note that there have been no commits to the Nifty GitHub repository since 2021.
+
 The recommended approach to create HUDs is using xref:gui/nifty_gui.adoc[Nifty GUI].
 
 .  Lay out the +++<abbr title="Graphical User Interface">GUI</abbr>+++ in one or several Nifty XML or Java files.