diff --git a/signals/ema_arrangement.py b/signals/ema_arrangement.py
index 5a52f2e..dd0c54b 100644
--- a/signals/ema_arrangement.py
+++ b/signals/ema_arrangement.py
@@ -5,7 +5,7 @@ import tg
 import datetime
 import setting
 import db
-import signal_builder
+import signals.signal_builder as signal_builder
 flags = {}
 
 def check_ema_arrange(data):
diff --git a/strategy_test.py b/strategy_test.py
index 4a9abed..3c2e3c0 100644
--- a/strategy_test.py
+++ b/strategy_test.py
@@ -7,4 +7,4 @@ import signals.macd as macd
 symbols = bn.symbols()
 
 for s in symbols:
-    macd.run(s, '1h')
\ No newline at end of file
+    macd.run(s, '15m')
\ No newline at end of file