diff --git a/plugins/plugin_manager/plugin_manager.css b/plugins/plugin_manager/plugin_manager.css
index 09058bf..2660497 100644
--- a/plugins/plugin_manager/plugin_manager.css
+++ b/plugins/plugin_manager/plugin_manager.css
@@ -8,8 +8,6 @@ table.plugin_list td, table.plugin_list th {
 }
 
 table.plugin_list td img {
-	width: 24px;
-	height: 24px;
 	vertical-align: middle;
 }
 
diff --git a/plugins/plugin_manager/tango-go-down.png b/plugins/plugin_manager/tango-go-down.png
index f228dcb..7c9b51b 100644
Binary files a/plugins/plugin_manager/tango-go-down.png and b/plugins/plugin_manager/tango-go-down.png differ
diff --git a/plugins/plugin_manager/tango-go-up.png b/plugins/plugin_manager/tango-go-up.png
index 645a82c..107f995 100644
Binary files a/plugins/plugin_manager/tango-go-up.png and b/plugins/plugin_manager/tango-go-up.png differ