diff --git a/acme/setup.py b/acme/setup.py
index a11af2a1a..c5214f7b9 100644
--- a/acme/setup.py
+++ b/acme/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 setup(
     version=version,
diff --git a/certbot-apache/setup.py b/certbot-apache/setup.py
index 3101a9f52..b5b675b73 100644
--- a/certbot-apache/setup.py
+++ b/certbot-apache/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     # We specify the minimum acme and certbot version as the current plugin
diff --git a/certbot-ci/setup.py b/certbot-ci/setup.py
index a11af2a1a..c5214f7b9 100644
--- a/certbot-ci/setup.py
+++ b/certbot-ci/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 setup(
     version=version,
diff --git a/certbot-compatibility-test/setup.py b/certbot-compatibility-test/setup.py
index a11af2a1a..c5214f7b9 100644
--- a/certbot-compatibility-test/setup.py
+++ b/certbot-compatibility-test/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 setup(
     version=version,
diff --git a/certbot-dns-cloudflare/setup.py b/certbot-dns-cloudflare/setup.py
index 13495d37e..c8337eb11 100644
--- a/certbot-dns-cloudflare/setup.py
+++ b/certbot-dns-cloudflare/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     # for now, do not upgrade to cloudflare>=2.20 to avoid deprecation warnings and the breaking
diff --git a/certbot-dns-digitalocean/setup.py b/certbot-dns-digitalocean/setup.py
index a581ff5e9..90e3d8d82 100644
--- a/certbot-dns-digitalocean/setup.py
+++ b/certbot-dns-digitalocean/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'python-digitalocean>=1.15.0', # 1.15.0 or newer is recommended for TTL support
diff --git a/certbot-dns-dnsimple/setup.py b/certbot-dns-dnsimple/setup.py
index 3d213e658..19e4c712b 100644
--- a/certbot-dns-dnsimple/setup.py
+++ b/certbot-dns-dnsimple/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     # This version of lexicon is required to address the problem described in
diff --git a/certbot-dns-dnsmadeeasy/setup.py b/certbot-dns-dnsmadeeasy/setup.py
index 9b18c9f20..e811970d5 100644
--- a/certbot-dns-dnsmadeeasy/setup.py
+++ b/certbot-dns-dnsmadeeasy/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.14.1',
diff --git a/certbot-dns-gehirn/setup.py b/certbot-dns-gehirn/setup.py
index 9b18c9f20..e811970d5 100644
--- a/certbot-dns-gehirn/setup.py
+++ b/certbot-dns-gehirn/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.14.1',
diff --git a/certbot-dns-google/setup.py b/certbot-dns-google/setup.py
index 9983316c7..1602a129e 100644
--- a/certbot-dns-google/setup.py
+++ b/certbot-dns-google/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'google-api-python-client>=1.6.5',
diff --git a/certbot-dns-linode/setup.py b/certbot-dns-linode/setup.py
index 9b18c9f20..e811970d5 100644
--- a/certbot-dns-linode/setup.py
+++ b/certbot-dns-linode/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.14.1',
diff --git a/certbot-dns-luadns/setup.py b/certbot-dns-luadns/setup.py
index 9b18c9f20..e811970d5 100644
--- a/certbot-dns-luadns/setup.py
+++ b/certbot-dns-luadns/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.14.1',
diff --git a/certbot-dns-nsone/setup.py b/certbot-dns-nsone/setup.py
index 9b18c9f20..e811970d5 100644
--- a/certbot-dns-nsone/setup.py
+++ b/certbot-dns-nsone/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.14.1',
diff --git a/certbot-dns-ovh/setup.py b/certbot-dns-ovh/setup.py
index 3a0af40d3..dd21660f2 100644
--- a/certbot-dns-ovh/setup.py
+++ b/certbot-dns-ovh/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.15.1',
diff --git a/certbot-dns-rfc2136/setup.py b/certbot-dns-rfc2136/setup.py
index d389998fe..358ae573a 100644
--- a/certbot-dns-rfc2136/setup.py
+++ b/certbot-dns-rfc2136/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     # This version was chosen because it is the version packaged in RHEL 9 and Debian unstable. It
diff --git a/certbot-dns-route53/setup.py b/certbot-dns-route53/setup.py
index ad50d20ff..4b57f1eec 100644
--- a/certbot-dns-route53/setup.py
+++ b/certbot-dns-route53/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'boto3>=1.20.34',
diff --git a/certbot-dns-sakuracloud/setup.py b/certbot-dns-sakuracloud/setup.py
index 9b18c9f20..e811970d5 100644
--- a/certbot-dns-sakuracloud/setup.py
+++ b/certbot-dns-sakuracloud/setup.py
@@ -2,7 +2,7 @@ import os
 
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.14.1',
diff --git a/certbot-nginx/setup.py b/certbot-nginx/setup.py
index 6ec9d6231..a6430df29 100644
--- a/certbot-nginx/setup.py
+++ b/certbot-nginx/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 install_requires = [
     # We specify the minimum acme and certbot version as the current plugin
diff --git a/certbot/src/certbot/__init__.py b/certbot/src/certbot/__init__.py
index a867b2552..571742ef6 100644
--- a/certbot/src/certbot/__init__.py
+++ b/certbot/src/certbot/__init__.py
@@ -1,4 +1,4 @@
 """Certbot client."""
 
 # version number like 1.2.3a0, must have at least 2 parts, like 1.2
-__version__ = '5.2.1'
+__version__ = '5.3.0.dev0'
diff --git a/letstest/setup.py b/letstest/setup.py
index a11af2a1a..c5214f7b9 100644
--- a/letstest/setup.py
+++ b/letstest/setup.py
@@ -1,6 +1,6 @@
 from setuptools import setup
 
-version = '5.2.1'
+version = '5.3.0.dev0'
 
 setup(
     version=version,