diff --git a/python/helpers/pydev/third_party/pkgutil_old.py b/python/helpers/pydev/_pydev_imps/_pydev_pkgutil_old.py
similarity index 100%
rename from python/helpers/pydev/third_party/pkgutil_old.py
rename to python/helpers/pydev/_pydev_imps/_pydev_pkgutil_old.py
diff --git a/python/helpers/pydev/third_party/pluginbase.py b/python/helpers/pydev/_pydev_imps/_pydev_pluginbase.py
similarity index 99%
rename from python/helpers/pydev/third_party/pluginbase.py
rename to python/helpers/pydev/_pydev_imps/_pydev_pluginbase.py
index 18bd50524fc2..ed4203fb6f89 100644
--- a/python/helpers/pydev/third_party/pluginbase.py
+++ b/python/helpers/pydev/_pydev_imps/_pydev_pluginbase.py
@@ -16,14 +16,14 @@ from pydevd_constants import IS_PY24, IS_PY3K, IS_JYTHON
 
 
 if IS_PY24:
-    from third_party.uuid_old import uuid4
+    from _pydev_imps._pydev_uuid_old import uuid4
 else:
     from uuid import uuid4
 
 if IS_PY3K:
     import pkgutil
 else:
-    import pkgutil_old as pkgutil
+    from _pydev_imps import _pydev_pkgutil_old as pkgutil
 
 import errno
 try:
diff --git a/python/helpers/pydev/third_party/uuid_old.py b/python/helpers/pydev/_pydev_imps/_pydev_uuid_old.py
similarity index 100%
rename from python/helpers/pydev/third_party/uuid_old.py
rename to python/helpers/pydev/_pydev_imps/_pydev_uuid_old.py