diff --git a/packages/syft/src/syft/store/sqlite_document_store.py b/packages/syft/src/syft/store/sqlite_document_store.py
index 579da5082b9..b39252ee0b4 100644
--- a/packages/syft/src/syft/store/sqlite_document_store.py
+++ b/packages/syft/src/syft/store/sqlite_document_store.py
@@ -243,6 +243,7 @@ def __iter__(self) -> Any:
     def __del__(self) -> None:
         if hasattr(self._local, "connection"):
             self._local.connection.close()
+            self._local.connection = None
 
 
 @serializable()