diff --git a/python/paddle/v2/fluid/regularizer.py b/python/paddle/v2/fluid/regularizer.py
index c2c18e1951234f7160ff9f92d6dd6922a56683dd..bb1ac8911e71cbb2f0a64af0bd12a11aec0a1c51 100644
--- a/python/paddle/v2/fluid/regularizer.py
+++ b/python/paddle/v2/fluid/regularizer.py
@@ -145,7 +145,7 @@ class L1DecayRegularizer(WeightDecayRegularizer):
 # import paddle.fluid as fluid
 #
 # hidden = fluid.layers.fc(...,
-#                          param_attr=ParamAttr(fluid.regularizer.Xavier()))
+#                          param_attr=fluid.regularizer.Xavier())
 #
 # It is no need to add a `Regularizer` as the class suffix
 L1Decay = L1DecayRegularizer