diff --git a/03 Writing Algorithms/01 Key Concepts/05 Time Modeling/03 Time Zones/05 Data Time Zone.html b/03 Writing Algorithms/01 Key Concepts/05 Time Modeling/03 Time Zones/05 Data Time Zone.html
index 2eb3a84add..0b90c518fe 100644
--- a/03 Writing Algorithms/01 Key Concepts/05 Time Modeling/03 Time Zones/05 Data Time Zone.html	
+++ b/03 Writing Algorithms/01 Key Concepts/05 Time Modeling/03 Time Zones/05 Data Time Zone.html	
@@ -4,7 +4,7 @@
 
 <div class="section-example-container">
 <pre class="python"># Get the timezone of an asset.
-time_zone = self.market_hours_database.get_data_time_zone(Market.USA, self.symbol, SecurityType.EQUITY)</pre>
+time_zone = self.market_hours_database.get_data_time_zone(Market.USA, self._symbol, SecurityType.EQUITY)</pre>
 <pre class="csharp">// Get the timezone of an asset.
 var timeZone = MarketHoursDatabase.GetDataTimeZone(Market.USA, _symbol, SecurityType.Equity);</pre>
 </div>