diff --git a/src/main/java/org/olat/repository/ui/list/_content/node.html b/src/main/java/org/olat/repository/ui/list/_content/node.html
index ba7a89c896547e8fc80b996504f7f14a38bb1803..f5eb209f2d321ade809eb350c4fa145482f892dd 100644
--- a/src/main/java/org/olat/repository/ui/list/_content/node.html
+++ b/src/main/java/org/olat/repository/ui/list/_content/node.html
@@ -20,8 +20,8 @@
 				#end
 			</div>
 		</div>
-		
-	#if($subCategories.size != 0)
+
+	#if($subCategories.size() != 0)
 		<div class="o_sublevels row clearfix">
 			#foreach($id in $subCategories)
 				#set($imgId = "image_${id}")