diff --git a/test_synthetic.py b/test_synthetic.py
index 4226d7f..2febd96 100644
--- a/test_synthetic.py
+++ b/test_synthetic.py
@@ -96,8 +96,8 @@ def test_decision_rate():
 
 
 def _decision_rate(srcX):
-    nsample = 100
-    size = 100
+    nsample = 1000
+    size = 1000
     level = 0.05
     suppfX = range(-7, 8)