diff --git a/README.md b/README.md
index 10dfb55..90cb39c 100644
--- a/README.md
+++ b/README.md
@@ -139,6 +139,7 @@ The generator automatically appends `, equirectangular 360 view` to prompts that
 - Log files from desktop generations are saved in `logs/`.
 - PNG metadata includes a `prompt` text field containing the enriched prompt.
 - Temporary generation folders are created under the project root and cleaned up by the generator.
+- In the packaged macOS app, bundled maps are seeded into `~/Library/Application Support/com.skymap.gen/output/`, and new maps/logs are written under `~/Library/Application Support/com.skymap.gen/`.
 
 Generated outputs, model weights, local caches, virtual environments, and build artifacts are ignored by Git.