diff --git a/tensorlayer/layers.py b/tensorlayer/layers.py
index 65bd6f072..a969e3e3a 100755
--- a/tensorlayer/layers.py
+++ b/tensorlayer/layers.py
@@ -3036,7 +3036,7 @@ def __init__(
 
         self.all_layers = list_remove_repeat(self.all_layers)
         self.all_params = list_remove_repeat(self.all_params)
-        self.all_drop = list_remove_repeat(self.all_drop)
+        #self.all_drop = list_remove_repeat(self.all_drop) # it is a dict
 
 
 class ElementwiseLayer(Layer):