diff --git a/README.md b/README.md
index 0f7e735..8c9d8bf 100644
--- a/README.md
+++ b/README.md
@@ -29,10 +29,11 @@ $ python make_index.py
 
 It outputs like below:
 
-code::
- % python make_index.py
-  97%|███████████████████████████████████████████████████████████████████████████████████████████████████▉ | 846/872 [07:06<00:10, 2.59 It/s]The server is currently overloaded with other requests. Sorry about that! You can retry your request, or contact us through our help center at help. openai.com if the error persists.
- 100%|███████████████████████████████████████████████████████████████████████████████████████████████████████| 872/872 [07:45<00:00, 1 .87it/s] 
+```
+% python make_index.py
+ 97%|███████████████████████████████████████████████████████████████████████████████████████████████████▉ | 846/872 [07:06<00:10, 2.59 It/s]The server is currently overloaded with other requests. Sorry about that! You can retry your request, or contact us through our help center at help. openai.com if the error persists.
+100%|███████████████████████████████████████████████████████████████████████████████████████████████████████| 872/872 [07:45<00:00, 1 .87it/s] 
+```
 
 Ask. 
 
diff --git a/ask.py b/ask.py
index 506621c..8ca73d4 100644
--- a/ask.py
+++ b/ask.py
@@ -42,7 +42,7 @@ def ask(input_str, index_file):
     prompt = PROMPT.format(input=input_str, text=text)
 
     print("\nTHINKING...")
-    response = openai.ChatCompletion.create(
+    response = openai.OpenAI().chat.completions.create(
         model="gpt-3.5-turbo",
         messages=[
             {"role": "user", "content": prompt}
@@ -52,7 +52,7 @@ def ask(input_str, index_file):
     )
 
     # show question and answer
-    content = response['choices'][0]['message']['content']
+    content = response.choices[0].message.content
     print("\nANSWER:")
     print(f">>>> {input_str}")
     print(">", content)
diff --git a/make_index.py b/make_index.py
index 32540b7..f870044 100644
--- a/make_index.py
+++ b/make_index.py
@@ -30,7 +30,7 @@ def embed_text(text, sleep_after_success=1):
 
     while True:
         try:
-            res = openai.Embedding.create(
+            res = openai.OpenAI().embeddings.create(
                 input=[text],
                 model="text-embedding-ada-002")
             time.sleep(sleep_after_success)
@@ -40,7 +40,7 @@ def embed_text(text, sleep_after_success=1):
             continue
         break
 
-    return res["data"][0]["embedding"]
+    return res.data[0].embedding
 
 
 def update_from_scrapbox(json_file, out_index, in_index=None):
diff --git a/requirements.txt b/requirements.txt
index bcc8e0a..47ff58c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,24 +1,37 @@
-aiohttp==3.8.4
-aiosignal==1.3.1
-async-timeout==4.0.2
-attrs==22.2.0
-autopep8==2.0.2
-blobfile==2.0.1
-certifi==2022.12.7
-charset-normalizer==3.1.0
-filelock==3.9.0
-frozenlist==1.3.3
-idna==3.4
-lxml==4.9.2
-multidict==6.0.4
-numpy==1.24.2
-openai==0.27.1
-pycodestyle==2.10.0
-pycryptodomex==3.17
-python-dotenv==1.0.0
-regex==2022.10.31
-requests==2.28.2
-tiktoken==0.3.0
-tqdm==4.65.0
-urllib3==1.26.14
-yarl==1.8.2
+aiohappyeyeballs==2.4.4
+aiohttp==3.11.11
+aiosignal==1.3.2
+annotated-types==0.7.0
+anyio==4.8.0
+async-timeout==5.0.1
+attrs==24.3.0
+autopep8==2.3.1
+blobfile==3.0.0
+certifi==2024.12.14
+charset-normalizer==3.4.1
+distro==1.9.0
+filelock==3.16.1
+frozenlist==1.5.0
+h11==0.14.0
+httpcore==1.0.7
+httpx==0.28.1
+idna==3.10
+jiter==0.8.2
+lxml==5.3.0
+multidict==6.1.0
+numpy==2.2.1
+openai==1.59.6
+propcache==0.2.1
+pycodestyle==2.12.1
+pycryptodomex==3.21.0
+pydantic==2.10.5
+pydantic_core==2.27.2
+python-dotenv==1.0.1
+regex==2024.11.6
+requests==2.32.3
+sniffio==1.3.1
+tiktoken==0.8.0
+tqdm==4.67.1
+typing_extensions==4.12.2
+urllib3==2.3.0
+yarl==1.18.3