diff --git a/common/lib/xmodule/xmodule/js/src/sequence/display.coffee b/common/lib/xmodule/xmodule/js/src/sequence/display.coffee
index 0025ffb663..94caf70e53 100644
--- a/common/lib/xmodule/xmodule/js/src/sequence/display.coffee
+++ b/common/lib/xmodule/xmodule/js/src/sequence/display.coffee
@@ -96,7 +96,7 @@ class @Sequence
     if is_at_boundary and boundary_url == 'None'
       @disableButton(button_class)
     else
-      button_label = action_label_prefix + (if is_at_boundary then ' Section' else ' Unit')
+      button_label = action_label_prefix + (if is_at_boundary then ' Subsection' else ' Unit')
       @setButtonLabel(button_class, button_label)
       @enableButton(button_class, button_action)