diff --git a/python/paddle/fluid/tests/unittests/test_temporal_shift_op.py b/python/paddle/fluid/tests/unittests/test_temporal_shift_op.py
index 14d3d6752238f9e59d947971d92a12258154e2ba..d469388ca079b6825c82c447cf574921d7da6f25 100644
--- a/python/paddle/fluid/tests/unittests/test_temporal_shift_op.py
+++ b/python/paddle/fluid/tests/unittests/test_temporal_shift_op.py
@@ -70,7 +70,7 @@ class TestTemporalShift2(TestTemporalShift):
         self.shift_ratio = 0.2
 
 
-class TestTemporalShift2(TestTemporalShift):
+class TestTemporalShift3(TestTemporalShift):
     def initTestCase(self):
         self.x_shape = (3, 10, 5, 5)
         self.seg_num = 1