diff --git a/docs/extras/modules/data_connection/retrievers/web_research.ipynb b/docs/extras/modules/data_connection/retrievers/web_research.ipynb
index 43c38010f0bb5..9f929f84223bc 100644
--- a/docs/extras/modules/data_connection/retrievers/web_research.ipynb
+++ b/docs/extras/modules/data_connection/retrievers/web_research.ipynb
@@ -55,8 +55,8 @@
     "llm = ChatOpenAI(temperature=0)\n",
     "\n",
     "# Search \n",
-    "os.environ[\"GOOGLE_CSE_ID\"] = \"d41ce8cb756bc4829\"\n",
-    "os.environ[\"GOOGLE_API_KEY\"] = \"AIzaSyAjHlH_JsmmigyomF0qykkFtJldEIFNvUs\"\n",
+    "os.environ[\"GOOGLE_CSE_ID\"] = \"xxx\"\n",
+    "os.environ[\"GOOGLE_API_KEY\"] = \"xxx\"\n",
     "search = GoogleSearchAPIWrapper()"
    ]
   },
diff --git a/libs/langchain/langchain/retrievers/web_research.py b/libs/langchain/langchain/retrievers/web_research.py
index a60128b21b519..675347f20c895 100644
--- a/libs/langchain/langchain/retrievers/web_research.py
+++ b/libs/langchain/langchain/retrievers/web_research.py
@@ -15,7 +15,7 @@
 from langchain.llms import LlamaCpp
 from langchain.llms.base import BaseLLM
 from langchain.output_parsers.pydantic import PydanticOutputParser
-from langchain.prompts import PromptTemplate
+from langchain.prompts import BasePromptTemplate, PromptTemplate
 from langchain.schema import BaseRetriever, Document
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from langchain.utilities import GoogleSearchAPIWrapper
@@ -92,7 +92,7 @@ def from_llm(
         vectorstore: VectorStore,
         llm: BaseLLM,
         search: GoogleSearchAPIWrapper,
-        prompt: Optional[PromptTemplate] = None,
+        prompt: Optional[BasePromptTemplate] = None,
         max_splits_per_doc: int = 100,
         num_search_results: int = 1,
         text_splitter: RecursiveCharacterTextSplitter = RecursiveCharacterTextSplitter(