diff --git a/docs b/docs
index 201c711e..acf6c86c 160000
--- a/docs
+++ b/docs
@@ -1 +1 @@
-Subproject commit 201c711ed3f643eb5baf9e9703d65cb078a0986d
+Subproject commit acf6c86c84bcf77f006c5c7d98ad3e02593d6b22
diff --git a/platformio/commands/upgrade.py b/platformio/commands/upgrade.py
index 3c54764b..019643b3 100644
--- a/platformio/commands/upgrade.py
+++ b/platformio/commands/upgrade.py
@@ -150,7 +150,7 @@ def get_develop_latest_version():
 
 def get_pypi_latest_version():
     r = requests.get(
-        "https://pypi.python.org/pypi/platformio/json",
+        "https://pypi.org/pypi/platformio/json",
         headers=util.get_request_defheaders())
     r.raise_for_status()
     return r.json()['info']['version']