diff --git a/src/applications/project/customfield/PhabricatorProjectDescriptionField.php b/src/applications/project/customfield/PhabricatorProjectDescriptionField.php
--- a/src/applications/project/customfield/PhabricatorProjectDescriptionField.php
+++ b/src/applications/project/customfield/PhabricatorProjectDescriptionField.php
@@ -3,6 +3,26 @@
 final class PhabricatorProjectDescriptionField
   extends PhabricatorProjectStandardCustomField {
 
+  public function renderPropertyViewValue(array $handles) {
+    $value = $this->getProxy()->getFieldValue();
+
+    if (!strlen($value)) {
+      return null;
+    }
+
+    // TODO: Once this stabilizes, it would be nice to let fields batch this.
+    // For now, an extra query here and there on object detail pages isn't the
+    // end of the world.
+
+    $viewer = $this->getViewer();
+    return PhabricatorMarkupEngine::renderOneObject(
+      id(new PhabricatorMarkupOneOff())
+        ->setContent($value)
+        ->setPReserveLinebreaks(true),
+      'default',
+      $viewer);
+  }
+
   public function createFields($object) {
     return PhabricatorStandardCustomField::buildStandardFields(
       $this,