diff --git a/taskwiki/store.py b/taskwiki/store.py
index 308617f..895d93b 100644
--- a/taskwiki/store.py
+++ b/taskwiki/store.py
@@ -124,7 +124,7 @@ class VwtaskStore(LineNumberedKeyedStoreMixin, NoNoneStore):
                 self[index]['line_number'] = index
 
     def get_method(self, line):
-        import vwtask
+        from taskwiki import vwtask
         return vwtask.VimwikiTask.from_line(self.cache, line)
 
 
diff --git a/taskwiki/util.py b/taskwiki/util.py
index 00bca3b..212f56d 100644
--- a/taskwiki/util.py
+++ b/taskwiki/util.py
@@ -5,12 +5,12 @@ from distutils.version import LooseVersion
 import contextlib
 import pkg_resources
 import os
-import regexp
 import random
 import sys
 import vim  # pylint: disable=F0401
 
 from taskwiki.errors import TaskWikiException
+from taskwiki import regexp
 
 # Detect if command AnsiEsc is available
 ANSI_ESC_AVAILABLE = vim.eval('exists(":AnsiEsc")') == '2'