diff --git a/django/__init__.py b/django/__init__.py
index 42317d407a..af19c36b41 100644
--- a/django/__init__.py
+++ b/django/__init__.py
@@ -1,6 +1,6 @@
 from django.utils.version import get_version
 
-VERSION = (5, 0, 0, "alpha", 0)
+VERSION = (5, 1, 0, "alpha", 0)
 
 __version__ = get_version(VERSION)
 
diff --git a/docs/conf.py b/docs/conf.py
index 31478ae79d..3c71ced6bf 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -111,7 +111,7 @@ copyright = "Django Software Foundation and contributors"
 # built documents.
 #
 # The short X.Y version.
-version = "5.0"
+version = "5.1"
 # The full version, including alpha/beta/rc tags.
 try:
     from django import VERSION, get_version
@@ -128,7 +128,7 @@ else:
     release = django_release()
 
 # The "development version" of Django
-django_next_version = "5.0"
+django_next_version = "5.1"
 
 extlinks = {
     "bpo": ("https://bugs.python.org/issue?@action=redirect&bpo=%s", "bpo-%s"),