diff --git a/acme/setup.py b/acme/setup.py
index a638fe577..5f220c406 100644
--- a/acme/setup.py
+++ b/acme/setup.py
@@ -3,7 +3,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'cryptography>=2.1.4',
diff --git a/certbot-apache/setup.py b/certbot-apache/setup.py
index 216605470..d22914f74 100644
--- a/certbot-apache/setup.py
+++ b/certbot-apache/setup.py
@@ -1,7 +1,7 @@
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     # We specify the minimum acme and certbot version as the current plugin
diff --git a/certbot-compatibility-test/setup.py b/certbot-compatibility-test/setup.py
index d558c4e70..9d7e27a16 100644
--- a/certbot-compatibility-test/setup.py
+++ b/certbot-compatibility-test/setup.py
@@ -1,7 +1,7 @@
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'certbot',
diff --git a/certbot-dns-cloudflare/setup.py b/certbot-dns-cloudflare/setup.py
index 2ee09ddd6..390dec72a 100644
--- a/certbot-dns-cloudflare/setup.py
+++ b/certbot-dns-cloudflare/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'cloudflare>=1.5.1',
diff --git a/certbot-dns-cloudxns/setup.py b/certbot-dns-cloudxns/setup.py
index f1b91b5e2..264434212 100644
--- a/certbot-dns-cloudxns/setup.py
+++ b/certbot-dns-cloudxns/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-digitalocean/setup.py b/certbot-dns-digitalocean/setup.py
index 7083654e8..1a9d389ce 100644
--- a/certbot-dns-digitalocean/setup.py
+++ b/certbot-dns-digitalocean/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'python-digitalocean>=1.11', # 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 a3b68c06a..baf5b8275 100644
--- a/certbot-dns-dnsimple/setup.py
+++ b/certbot-dns-dnsimple/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.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 8547733d3..f5bff8642 100644
--- a/certbot-dns-dnsmadeeasy/setup.py
+++ b/certbot-dns-dnsmadeeasy/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-gehirn/setup.py b/certbot-dns-gehirn/setup.py
index f39f09cb0..2597a991e 100644
--- a/certbot-dns-gehirn/setup.py
+++ b/certbot-dns-gehirn/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-google/setup.py b/certbot-dns-google/setup.py
index bf368d8ed..379025b39 100644
--- a/certbot-dns-google/setup.py
+++ b/certbot-dns-google/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'google-api-python-client>=1.5.5',
diff --git a/certbot-dns-linode/setup.py b/certbot-dns-linode/setup.py
index 9098ad8fb..3270527b9 100644
--- a/certbot-dns-linode/setup.py
+++ b/certbot-dns-linode/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-luadns/setup.py b/certbot-dns-luadns/setup.py
index d815b6ceb..6900465ab 100644
--- a/certbot-dns-luadns/setup.py
+++ b/certbot-dns-luadns/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-nsone/setup.py b/certbot-dns-nsone/setup.py
index ed64a4308..90ca2013f 100644
--- a/certbot-dns-nsone/setup.py
+++ b/certbot-dns-nsone/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-ovh/setup.py b/certbot-dns-ovh/setup.py
index 9ef4b2bb4..772595959 100644
--- a/certbot-dns-ovh/setup.py
+++ b/certbot-dns-ovh/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-dns-rfc2136/setup.py b/certbot-dns-rfc2136/setup.py
index d8a701b70..8ae2e2557 100644
--- a/certbot-dns-rfc2136/setup.py
+++ b/certbot-dns-rfc2136/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dnspython',
diff --git a/certbot-dns-route53/setup.py b/certbot-dns-route53/setup.py
index 470ae2b48..c16af1d65 100644
--- a/certbot-dns-route53/setup.py
+++ b/certbot-dns-route53/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'boto3',
diff --git a/certbot-dns-sakuracloud/setup.py b/certbot-dns-sakuracloud/setup.py
index d42d4f6b7..34d3028bb 100644
--- a/certbot-dns-sakuracloud/setup.py
+++ b/certbot-dns-sakuracloud/setup.py
@@ -4,7 +4,7 @@ import sys
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     'dns-lexicon>=3.2.1',
diff --git a/certbot-nginx/setup.py b/certbot-nginx/setup.py
index 4c6810aac..8931e3c61 100644
--- a/certbot-nginx/setup.py
+++ b/certbot-nginx/setup.py
@@ -1,7 +1,7 @@
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.19.0'
+version = '1.20.0.dev0'
 
 install_requires = [
     # We specify the minimum acme and certbot version as the current plugin
diff --git a/certbot/certbot/__init__.py b/certbot/certbot/__init__.py
index 0f965bc23..750ff258d 100644
--- a/certbot/certbot/__init__.py
+++ b/certbot/certbot/__init__.py
@@ -1,3 +1,3 @@
 """Certbot client."""
 # version number like 1.2.3a0, must have at least 2 parts, like 1.2
-__version__ = '1.19.0'
+__version__ = '1.20.0.dev0'