diff --git a/pandas_eval.py b/pandas_eval.py
index d757fdd..9cca267 100644
--- a/pandas_eval.py
+++ b/pandas_eval.py
@@ -151,10 +151,11 @@ def show(title):
 	data_full['ema'] = ema(data_full, key='close', alpha=0.75)
 	data_full['macd'] = macd(data_full, key='close')
 	data_full['sma'] = sma(data_full, key='close', window_days=30)
-	boll = bollinger(data_full, window_days=30)
+	boll_full = bollinger(data_full, window_days=30)
 	hdf.close()
 
 	data = data_full[len(data_full)-1 - show_range_days:]
+	boll = boll_full[len(boll_full)-1 - show_range_days:]
 	dates = data.index
 
 	fig = plt.figure(1)