diff --git a/dface/prepare_data/assemble_onet_imglist.py b/dface/prepare_data/assemble_onet_imglist.py
index a9be5b9..54fa6e3 100644
--- a/dface/prepare_data/assemble_onet_imglist.py
+++ b/dface/prepare_data/assemble_onet_imglist.py
@@ -1,6 +1,6 @@
 import os
 import dface.config as config
-import assemble as assemble
+import dface.prepare_data.assemble as assemble
 
 
 if __name__ == '__main__':
diff --git a/dface/prepare_data/assemble_pnet_imglist.py b/dface/prepare_data/assemble_pnet_imglist.py
index c93d36d..3fdba49 100644
--- a/dface/prepare_data/assemble_pnet_imglist.py
+++ b/dface/prepare_data/assemble_pnet_imglist.py
@@ -1,6 +1,6 @@
 import os
 import dface.config as config
-import assemble as assemble
+import dface.prepare_data.assemble as assemble
 
 
 if __name__ == '__main__':
diff --git a/dface/prepare_data/assemble_rnet_imglist.py b/dface/prepare_data/assemble_rnet_imglist.py
index 417547e..3a7f2ca 100644
--- a/dface/prepare_data/assemble_rnet_imglist.py
+++ b/dface/prepare_data/assemble_rnet_imglist.py
@@ -1,6 +1,6 @@
 import os
 import dface.config as config
-import assemble as assemble
+import dface.prepare_data.assemble as assemble
 
 
 if __name__ == '__main__':
diff --git a/dface/train_net/train_o_net.py b/dface/train_net/train_o_net.py
index 703ab5a..1e7c96c 100644
--- a/dface/train_net/train_o_net.py
+++ b/dface/train_net/train_o_net.py
@@ -1,7 +1,7 @@
 import argparse
 import sys
 from dface.core.imagedb import ImageDB
-import train as train
+import dface.train_net.train as train
 import dface.config as config
 import os
 
diff --git a/dface/train_net/train_p_net.py b/dface/train_net/train_p_net.py
index 53df578..6e9f8a5 100644
--- a/dface/train_net/train_p_net.py
+++ b/dface/train_net/train_p_net.py
@@ -1,7 +1,7 @@
 import argparse
 import sys
 from dface.core.imagedb import ImageDB
-from train import train_pnet
+from dface.train_net.train import train_pnet
 import dface.config as config
 import os
 
diff --git a/dface/train_net/train_r_net.py b/dface/train_net/train_r_net.py
index ac3ad00..97c5210 100644
--- a/dface/train_net/train_r_net.py
+++ b/dface/train_net/train_r_net.py
@@ -1,7 +1,7 @@
 import argparse
 import sys
 from dface.core.imagedb import ImageDB
-import train as train
+import dface.train_net.train as train
 import dface.config as config
 import os