1diff --git a/spyder/app/start.py b/spyder/app/start.py
2index 3f225a164..10e6017b1 100644
3--- a/spyder/app/start.py
4+++ b/spyder/app/start.py
5@@ -9,15 +9,6 @@
6 import os
7 import sys
8
9-# Remove PYTHONPATH paths from sys.path before other imports to protect against
10-# shadowed standard libraries.
11-if os.environ.get('PYTHONPATH'):
12- for path in os.environ['PYTHONPATH'].split(os.pathsep):
13- try:
14- sys.path.remove(path.rstrip(os.sep))
15- except ValueError:
16- pass
17-
18 # Remove PYTHONEXECUTABLE. See spyder-ide/spyder#24743
19 os.environ.pop("PYTHONEXECUTABLE", None)
20