diff --git a/src/calibre/customize/builtins.py b/src/calibre/customize/builtins.py
index 4a970b4661..70ef1612ee 100644
--- a/src/calibre/customize/builtins.py
+++ b/src/calibre/customize/builtins.py
@@ -1421,7 +1421,7 @@ plugins += [
     StorePragmaticBookshelfStore,
     StoreSmashwordsStore,
     StoreVirtualoStore,
-    StoreWaterstonesUKStore,
+    #StoreWaterstonesUKStore,
     StoreWeightlessBooksStore,
     StoreWizardsTowerBooksStore,
     StoreWoblinkStore