diff --git a/requirements.txt b/requirements.txt
index 4849c721..48de6aa7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,3 +25,4 @@ questionary
 langchain_anthropic
 langchain-google-genai
 binance-sdk-spot
+telethon
diff --git a/tradingagents/agents/analysts/market_analyst.py b/tradingagents/agents/analysts/market_analyst.py
index 09a31469..75f8c177 100644
--- a/tradingagents/agents/analysts/market_analyst.py
+++ b/tradingagents/agents/analysts/market_analyst.py
@@ -53,7 +53,7 @@ Volatility Indicators:
         prompt = prompt.partial(system_message=system_message)
         prompt = prompt.partial(tool_names=", ".join([tool.name for tool in tools]))
         prompt = prompt.partial(current_date=current_date)
-        prompt = prompt.partial(ticker=symbol)
+        prompt = prompt.partial(symbol=symbol)
 
         chain = prompt | llm.bind_tools(tools)
 
diff --git a/tradingagents/dataflows/taapi.py b/tradingagents/dataflows/taapi.py
index b0143ee3..57ad9bd8 100644
--- a/tradingagents/dataflows/taapi.py
+++ b/tradingagents/dataflows/taapi.py
@@ -30,9 +30,6 @@ def get_crypto_stats_indicators_window(
     Returns:
         str: A formatted report containing the technical indicators for the specified ticker symbol and indicator.
     """
-    # quick fix add n seconds cooldown to avoid rate limit issues
-    import time
-    time.sleep(2)
     
     # Supported indicators mapping
     supported_indicators = {