diff --git a/examples/llm_chat.py b/examples/llm_chat.py
index 68bf19e..aed3f44 100644
--- a/examples/llm_chat.py
+++ b/examples/llm_chat.py
@@ -10,12 +10,10 @@
 
 async def main():
     llm = og.LLM(private_key=os.environ.get("OG_PRIVATE_KEY"))
-    llm.ensure_opg_approval(min_allowance=0.1)
-
+    await llm.ensure_opg_approval_async(min_allowance=0.1)
     messages = [
         {"role": "user", "content": "What is the capital of France?"},
     ]
-
     result = await llm.chat(
         model=og.TEE_LLM.GEMINI_2_5_FLASH,
         messages=messages,