diff --git a/stock/analysis/AnalyzerSqlite.py b/stock/analysis/AnalyzerSqlite.py
index cfaca55..863bc8a 100644
--- a/stock/analysis/AnalyzerSqlite.py
+++ b/stock/analysis/AnalyzerSqlite.py
@@ -57,6 +57,8 @@ class AnalyzerSqlite:
         self.macd = MACD()
         self.envelope = Envelope()
 
+        self.buySellChecker = BuySellChecker()
+
         if stockFileName is not None:
             self.stockFileName = stockFileName
             self.topCompany = self.getTopCompany(stockFileName, 2000)