diff --git a/freqtrade/optimize/hyperopt.py b/freqtrade/optimize/hyperopt.py
index f8a494a0a..9afea7f79 100644
--- a/freqtrade/optimize/hyperopt.py
+++ b/freqtrade/optimize/hyperopt.py
@@ -96,6 +96,7 @@ SPACE = {
     ]),
     'trigger': hp.choice('trigger', [
         {'type': 'lower_bb'},
+        {'type': 'lower_bb_tema'},
         {'type': 'faststoch10'},
         {'type': 'ao_cross_zero'},
         {'type': 'ema5_cross_ema10'},
@@ -227,7 +228,8 @@ def buy_strategy_generator(params):
 
         # TRIGGERS
         triggers = {
-            'lower_bb': dataframe['tema'] <= dataframe['blower'],
+            'lower_bb': (dataframe['close'] < dataframe['bb_lowerband']),
+            'lower_bb_tema': (dataframe['tema'] < dataframe['bb_lowerband']),
             'faststoch10': (crossed_above(dataframe['fastd'], 10.0)),
             'ao_cross_zero': (crossed_above(dataframe['ao'], 0.0)),
             'ema5_cross_ema10': (crossed_above(dataframe['ema5'], dataframe['ema10'])),