diff --git a/CHANGELOG b/CHANGELOG
index 90008c0e0..c6fa7a9e8 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -385,6 +385,7 @@
 - fix calculating password strength when editing user data
 - add new menu item 'Import/Export' in admin area
 - move import of users into menu 'User/Group management'
+- show categories on document details page like in list of documents
 
 --------------------------------------------------------------------------------
                      Changes in version 5.1.45
diff --git a/views/bootstrap/class.ViewDocument.php b/views/bootstrap/class.ViewDocument.php
index 20df66eb2..a18c3de2d 100644
--- a/views/bootstrap/class.ViewDocument.php
+++ b/views/bootstrap/class.ViewDocument.php
@@ -540,9 +540,12 @@ $(document).ready( function() {
 		<td>
 <?php
 				$ct = array();
-				foreach($cats as $cat)
-					$ct[] = htmlspecialchars($cat->getName());
-				echo implode(', ', $ct);
+				foreach($cats as $cat) {
+					$color = substr(md5($cat->getName()), 0, 6);
+					$ct[] = "<span class=\"badge\" style=\"background-color: #".$color."; color: #".self::getContrastColor($color).";\">".htmlspecialchars($cat->getName())."</span>";
+//					$ct[] = htmlspecialchars($cat->getName());
+				}
+				echo implode(' ', $ct);
 ?>
 		</td>
 		</tr>