diff --git a/src/workspace.coffee b/src/workspace.coffee
index 79757a43b..79cfb3e8e 100644
--- a/src/workspace.coffee
+++ b/src/workspace.coffee
@@ -396,9 +396,9 @@ class Workspace extends Model
   #     initially. Defaults to `0`.
   #   * `split` Either 'left', 'right', 'up' or 'down'.
   #     If 'left', the item will be opened in leftmost pane of the current active pane's row.
-  #     If 'right', the item will be opened in the rightmost pane of the current active pane's row.
-  #     If 'up', the item will be opened in topmost pane of the current active pane's row.
-  #     If 'down', the item will be opened in the bottommost pane of the current active pane's row.
+  #     If 'right', the item will be opened in the rightmost pane of the current active pane's row. If only one pane exists in the row, a new pane will be created.
+  #     If 'up', the item will be opened in topmost pane of the current active pane's column.
+  #     If 'down', the item will be opened in the bottommost pane of the current active pane's column. If only one pane exists in the column, a new pane will be created.
   #   * `activatePane` A {Boolean} indicating whether to call {Pane::activate} on
   #     containing pane. Defaults to `true`.
   #   * `activateItem` A {Boolean} indicating whether to call {Pane::activateItem}