diff --git a/spacy/ml/models/entity_linker.py b/spacy/ml/models/entity_linker.py
index 90bb0a6d8..b5f455cdc 100644
--- a/spacy/ml/models/entity_linker.py
+++ b/spacy/ml/models/entity_linker.py
@@ -89,14 +89,6 @@ def load_kb(
     return kb_from_file
 
 
-@registry.misc("spacy.EmptyKB.v2")
-def empty_kb_for_config() -> Callable[[Vocab, int], KnowledgeBase]:
-    def empty_kb_factory(vocab: Vocab, entity_vector_length: int):
-        return InMemoryLookupKB(vocab=vocab, entity_vector_length=entity_vector_length)
-
-    return empty_kb_factory
-
-
 @registry.misc("spacy.EmptyKB.v1")
 def empty_kb(
     entity_vector_length: int,