diff --git a/Test-Plan.md b/Test-Plan.md
index a0b4f47..32105ad 100644
--- a/Test-Plan.md
+++ b/Test-Plan.md
@@ -15,4 +15,6 @@
 * empty vimrc (including not having a `colorscheme` specified)
 * changing colorschemes
   * updates all windows
-  * updates plugin themes
\ No newline at end of file
+  * updates plugin themes
+* switching windows
+  * modified state only applies to windows whose buffers are modified
\ No newline at end of file