diff --git a/src/openhuman/memory/README.md b/src/openhuman/memory/README.md
index bc879ef7fa..70584cc77c 100644
--- a/src/openhuman/memory/README.md
+++ b/src/openhuman/memory/README.md
@@ -56,7 +56,7 @@ tinymemory_core::<domain>::*;` plus the handler/schema modules that name
 
 ## What lives in the extracted crate (for reference)
 
-See [`vendor/tinymemory/core/src/`](https://github.com/tinyhumansai/tinymemory/tree/main/core/src) for
+See [`vendor/tinymemory/core/src/`](https://github.com/tinyhumansai/tinymemory/tree/38a34d2ea10e7eedda1b50cdc786016c0f73b6dc/core/src) for
 the storage primitives (`store/`), ingestion queue (`ingestion/`), sync
 lifecycle types (`sync_events.rs`), remember classification (`remember.rs`),
 ingest orchestration (`ingest_pipeline.rs`), the `Memory`/`MemoryEntry`/etc.