diff --git a/tests/quantization/test_observers.py b/tests/quantization/test_observers.py
index 6c4340dab149e78463210ccbbec1f0e4d7d6c7c1..4c295c55a69c3c3c5d49222633a712293b63b733 100644
--- a/tests/quantization/test_observers.py
+++ b/tests/quantization/test_observers.py
@@ -17,6 +17,7 @@ import os
 import unittest
 import paddle
 import tempfile
+sys.path.append("../../")
 from paddle.vision.models import resnet18
 from paddle.quantization import QuantConfig
 from paddle.quantization import PTQ