diff --git a/haiku_rag_slim/haiku/rag/store/upgrades/v0_50_0.py b/haiku_rag_slim/haiku/rag/store/upgrades/v0_50_0.py
index 36096e3f..f87a2174 100644
--- a/haiku_rag_slim/haiku/rag/store/upgrades/v0_50_0.py
+++ b/haiku_rag_slim/haiku/rag/store/upgrades/v0_50_0.py
@@ -1,5 +1,6 @@
 import json
 import logging
+from datetime import timedelta
 
 from haiku.rag.store.engine import Store
 from haiku.rag.store.upgrades import Upgrade
@@ -95,6 +96,11 @@ async def _apply_canonical_metadata_keys(store: Store) -> None:
         total,
     )
 
+    if rewritten:
+        # Compact the documents table to reclaim space from the rewritten rows.
+        logger.info("Compacting documents table to reclaim %d row rewrites", rewritten)
+        await store.documents_table.optimize(cleanup_older_than=timedelta(seconds=0))
+
 
 upgrade_canonical_metadata_keys = Upgrade(
     version="0.50.0",