diff --git a/bin/pull-all-elements.sh b/bin/pull-all-elements.sh
index ae1a838b4..cc9101085 100755
--- a/bin/pull-all-elements.sh
+++ b/bin/pull-all-elements.sh
@@ -81,6 +81,7 @@ prepare() {
   polymer-ui-card
   polymer-ui-clock
   polymer-ui-collapsible
+  polymer-ui-dropdown
   polymer-ui-elements
   polymer-ui-field
   polymer-ui-icon