diff --git a/docs/superpowers/plans/2026-05-11-workshop-auto-download.md b/docs/superpowers/plans/2026-05-11-workshop-auto-download.md
index 2cb6456..d5507f1 100644
--- a/docs/superpowers/plans/2026-05-11-workshop-auto-download.md
+++ b/docs/superpowers/plans/2026-05-11-workshop-auto-download.md
@@ -264,7 +264,8 @@ from l4d2web.services.steam_workshop import (
 
 
 DOWNLOAD_RETRY_ATTEMPTS = 3
-DOWNLOAD_RETRY_BACKOFF_SECONDS = (1.0, 2.0, 4.0)
+DOWNLOAD_RETRY_BACKOFF_SECONDS = (1.0, 2.0)
+assert len(DOWNLOAD_RETRY_BACKOFF_SECONDS) == DOWNLOAD_RETRY_ATTEMPTS - 1
 
 
 def _download_with_retry(