diff --git a/stock/analysis/AnalyzerSqlite.py b/stock/analysis/AnalyzerSqlite.py
index 09ffb28..7f6e576 100644
--- a/stock/analysis/AnalyzerSqlite.py
+++ b/stock/analysis/AnalyzerSqlite.py
@@ -16,6 +16,8 @@ import plotly.graph_objs as go
 from plotly import subplots
 import plotly.io as po
 
+from statsmodels.tsa.seasonal import seasonal_decompose
+
 from stock.analysis.Common import Common
 from stock.analysis.Stochastic import Stochastic
 from stock.analysis.BolingerBand import BolingerBand