diff --git a/web/skins/classic/views/css/timeline.css b/web/skins/classic/views/css/timeline.css
index 603530495..6b66ea4e1 100644
--- a/web/skins/classic/views/css/timeline.css
+++ b/web/skins/classic/views/css/timeline.css
@@ -19,14 +19,14 @@
     position: absolute;
     top: 5px;
     left: 20px;
-    height: 15;
+    height: 15px;
 }
 
 #closeLink {
     position: absolute;
     top: 5px;
     right: 20px;
-    height: 15;
+    height: 15px;
 }
 
 #topPanel {