diff --git a/js/lib/d3.combobox.js b/js/lib/d3.combobox.js
index 07b214746..815256045 100644
--- a/js/lib/d3.combobox.js
+++ b/js/lib/d3.combobox.js
@@ -226,6 +226,8 @@ d3.combobox = function() {
         }
 
         function mousedown() {
+
+            input.node().focus();
             update('');
 
             var entries = container.selectAll('a'),