diff --git a/docs/modules/chains/combine_docs_examples/vector_db_qa.ipynb b/docs/modules/chains/combine_docs_examples/vector_db_qa.ipynb
index 3f90eccd..82fd0040 100644
--- a/docs/modules/chains/combine_docs_examples/vector_db_qa.ipynb
+++ b/docs/modules/chains/combine_docs_examples/vector_db_qa.ipynb
@@ -172,7 +172,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "qa = VectorDBQA.from_chain_type(llm=OpenAI(), chain_type=\"stuff\", return_source_documents=True)"
+    "qa = VectorDBQA.from_chain_type(llm=OpenAI(), chain_type=\"stuff\", vectorstore=docsearch, return_source_documents=True)"
    ]
   },
   {
diff --git a/pyproject.toml b/pyproject.toml
index 84cd66bb..235bd174 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain"
-version = "0.0.60"
+version = "0.0.61"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"