Index: branches/5.1.x/core/admin_templates/incs/grid_blocks.tpl
===================================================================
diff -u -N -r14129 -r14200
--- branches/5.1.x/core/admin_templates/incs/grid_blocks.tpl	(.../grid_blocks.tpl)	(revision 14129)
+++ branches/5.1.x/core/admin_templates/incs/grid_blocks.tpl	(.../grid_blocks.tpl)	(revision 14200)
@@ -321,7 +321,7 @@
 
 <inp2:m_DefineElement name="grid_picker_filter" use_phrases="0" filter_width="90%">
 		<select
-			class="filter <inp2:m_ifnot check='SearchField' field='$filter_field' filter_type='options' grid='$grid' equals_to=''>filter-active</inp2:m_ifnot>"
+			class="filter <inp2:m_ifnot check='SearchField' field='$filter_field' filter_type='picker' grid='$grid' equals_to=''>filter-active</inp2:m_ifnot>"
 			name="<inp2:SearchInputName field="$filter_field" filter_type="picker" grid="$grid"/>"
 			style="width: <inp2:m_Param name="filter_width"/>">