diff --git a/requirements/base.txt b/requirements/base.txt
index 57f2734..5c7b157 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -1 +1 @@
-django-postgres-extra==1.11
+django-postgres-extra==1.21a4
diff --git a/setup.py b/setup.py
index fd166ba..1cdb3d5 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ with open(os.path.join(os.path.dirname(__file__), 'README.rst'), encoding='utf-8
 
 setup(
     name='django-localized-fields',
-    version='4.5',
+    version='4.6a1',
     packages=find_packages(exclude=['tests']),
     include_package_data=True,
     license='MIT License',