diff --git a/sphinxtools/librarydescription.py b/sphinxtools/librarydescription.py
index 0136e9a2..f43d99f3 100644
--- a/sphinxtools/librarydescription.py
+++ b/sphinxtools/librarydescription.py
@@ -19,8 +19,9 @@ from . import templates
 
 EPYDOC_PATTERN = re.compile(r'\S+{\S+}', re.DOTALL)
 
-reload(sys)
-sys.setdefaultencoding('utf-8')
+if sys.version_info < (3,):
+    reload(sys)
+    sys.setdefaultencoding('utf-8')
 
 
 def make_class_tree(tree):
diff --git a/sphinxtools/modulehunter.py b/sphinxtools/modulehunter.py
index 643dae20..56f63f6c 100644
--- a/sphinxtools/modulehunter.py
+++ b/sphinxtools/modulehunter.py
@@ -12,7 +12,6 @@ import imp
 import traceback
 import pkgutil
 
-import __builtin__
 
 if sys.version_info < (3,):
     import cPickle as pickle
@@ -34,8 +33,9 @@ from .utilities import IsPython3
 from .constants import object_types, EXCLUDED_ATTRS, MODULE_TO_ICON
 from .constants import CONSTANT_RE
 
-reload(sys)
-sys.setdefaultencoding('utf-8')
+if sys.version_info < (3,):
+    reload(sys)
+    sys.setdefaultencoding('utf-8')
 
 try:
     import wx
@@ -680,4 +680,4 @@ if __name__ == '__main__':
 
     
     
-    
\ No newline at end of file
+