diff --git a/src/applications/people/markup/PhabricatorMentionRemarkupRule.php b/src/applications/people/markup/PhabricatorMentionRemarkupRule.php
index 1f82d78423..aa5b7f908e 100644
--- a/src/applications/people/markup/PhabricatorMentionRemarkupRule.php
+++ b/src/applications/people/markup/PhabricatorMentionRemarkupRule.php
@@ -150,7 +150,9 @@ final class PhabricatorMentionRemarkupRule extends PhutilRemarkupRule {
             $tag->addClass('phabricator-remarkup-mention-nopermission');
           }
 
-          if (!$user->isResponsive()) {
+          if ($user->getIsDisabled()) {
+            $tag->setDotColor(PHUITagView::COLOR_GREY);
+          } else if (!$user->isResponsive()) {
             $tag->setDotColor(PHUITagView::COLOR_VIOLET);
           } else {
             if ($user->getAwayUntil()) {
diff --git a/src/applications/people/phid/PhabricatorPeopleUserPHIDType.php b/src/applications/people/phid/PhabricatorPeopleUserPHIDType.php
index b2a456cd51..f0512e91f1 100644
--- a/src/applications/people/phid/PhabricatorPeopleUserPHIDType.php
+++ b/src/applications/people/phid/PhabricatorPeopleUserPHIDType.php
@@ -61,7 +61,9 @@ final class PhabricatorPeopleUserPHIDType extends PhabricatorPHIDType {
       }
 
       $availability = null;
-      if (!$user->isResponsive()) {
+      if ($user->getIsDisabled()) {
+        $availability = PhabricatorObjectHandle::AVAILABILITY_DISABLED;
+      } else if (!$user->isResponsive()) {
         $availability = PhabricatorObjectHandle::AVAILABILITY_NOEMAIL;
       } else {
         $until = $user->getAwayUntil();