diff --git a/docs/superpowers/plans/2026-08-04-player-avatar-selection.md b/docs/superpowers/plans/2026-08-04-player-avatar-selection.md
index 205b4536..92bb9751 100644
--- a/docs/superpowers/plans/2026-08-04-player-avatar-selection.md
+++ b/docs/superpowers/plans/2026-08-04-player-avatar-selection.md
@@ -157,7 +157,8 @@ Add this test:
 [Test]
 public void AvatarPickerJson_DeclaresAllAvatarButtons()
 {
-    string jsonPath = System.IO.Path.Combine(Application.dataPath, "../Doc/UIPrefabCreater/UI_PlayerAvatarPicker.json");
+    string projectRoot = System.IO.Directory.GetParent(Application.dataPath).Parent.FullName;
+    string jsonPath = System.IO.Path.Combine(projectRoot, "Doc/UIPrefabCreater/UI_PlayerAvatarPicker.json");
     string json = System.IO.File.ReadAllText(jsonPath);
 
     for (int avatarId = 1; avatarId <= PlayerAvatarCatalog.Count; avatarId++)