diff --git a/cps/db.py b/cps/db.py
index d4b4a7ed..49c44701 100755
--- a/cps/db.py
+++ b/cps/db.py
@@ -429,3 +429,8 @@ def dispose():
         if name.startswith("custom_column_") or name.startswith("books_custom_column_"):
             if table is not None:
                 Base.metadata.remove(table)
+
+def reconnect_db(config):
+    session.close()
+    engine.dispose()
+    setup_db(config)
\ No newline at end of file
diff --git a/cps/kobo.py b/cps/kobo.py
index d11ab8e5..840e9e51 100644
--- a/cps/kobo.py
+++ b/cps/kobo.py
@@ -227,6 +227,10 @@ def HandleSyncRequest():
     new_books_last_created = sync_token.books_last_created
     entitlements = []
 
+    # We reload the book database so that the user get's a fresh view of the library
+    # in case of external changes (e.g: adding a book through Calibre).
+    db.reconnect_db(config)
+
     # sqlite gives unexpected results when performing the last_modified comparison without the datetime cast.
     # It looks like it's treating the db.Books.last_modified field as a string and may fail
     # the comparison because of the +00:00 suffix.
diff --git a/cps/web.py b/cps/web.py
index 019887c7..ed01991e 100644
--- a/cps/web.py
+++ b/cps/web.py
@@ -784,9 +784,7 @@ def get_tasks_status():
 
 @app.route("/reconnect")
 def reconnect():
-    db.session.close()
-    db.engine.dispose()
-    db.setup_db(config)
+    db.reconnect_db(config)
     return json.dumps({})
 
 @web.route("/search", methods=["GET"])