diff --git a/zephyr/static/third/bootstrap/js/bootstrap.js b/zephyr/static/third/bootstrap/js/bootstrap.js
index 8a33ae9d8f..94cc26b14e 100644
--- a/zephyr/static/third/bootstrap/js/bootstrap.js
+++ b/zephyr/static/third/bootstrap/js/bootstrap.js
@@ -1841,6 +1841,19 @@
       return this.hide()
     }
 
+  , select_and_continue: function () {
+      // We don't call updater() because it potentially has side-effects.
+      // This does mean that smartSpaceBar can't be used in cases where the
+      // item values are transformed by updater().  It's generally imprudent
+      // to do transformations in updater(), so this should be a
+      // non-issue for most users.
+      var val = this.$menu.find('.active').data('typeahead-value')
+      this.$element
+        .val(val + ' ')
+        .change()
+      return this.hide()
+    }
+
   , updater: function (item) {
       return item
     }
@@ -2027,6 +2040,16 @@
           this.select()
           break
 
+        case 32: // space
+          if (this.options.smartSpaceBar) {
+            if (!this.shown) return
+            this.select_and_continue()
+          }
+          else {
+            this.lookup()
+          }
+          break
+
         case 27: // escape
           if (!this.shown) return
           this.hide()