diff --git a/demos/rocksdb_ivf/RocksDBInvertedLists.cpp b/demos/rocksdb_ivf/RocksDBInvertedLists.cpp
index 99c51c1456..8d692f0b54 100644
--- a/demos/rocksdb_ivf/RocksDBInvertedLists.cpp
+++ b/demos/rocksdb_ivf/RocksDBInvertedLists.cpp
@@ -101,7 +101,8 @@ void RocksDBInvertedLists::resize(size_t /*list_no*/, size_t /*new_size*/) {
 }
 
 InvertedListsIterator* RocksDBInvertedLists::get_iterator(
-        size_t list_no) const {
+        size_t list_no,
+        void* inverted_list_context) const {
     return new RocksDBInvertedListsIterator(db_.get(), list_no, code_size);
 }
 
diff --git a/demos/rocksdb_ivf/RocksDBInvertedLists.h b/demos/rocksdb_ivf/RocksDBInvertedLists.h
index fdc83d1d27..f9d70a4f97 100644
--- a/demos/rocksdb_ivf/RocksDBInvertedLists.h
+++ b/demos/rocksdb_ivf/RocksDBInvertedLists.h
@@ -49,7 +49,9 @@ struct RocksDBInvertedLists : faiss::InvertedLists {
 
     void resize(size_t list_no, size_t new_size) override;
 
-    faiss::InvertedListsIterator* get_iterator(size_t list_no) const override;
+    faiss::InvertedListsIterator* get_iterator(
+            size_t list_no,
+            void* inverted_list_context) const override;
 
    private:
     std::unique_ptr<rocksdb::DB> db_;