diff --git a/acme/setup.py b/acme/setup.py
index 6794744fd..02b81c81c 100644
--- a/acme/setup.py
+++ b/acme/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Please update tox.ini when modifying dependency version requirements
 install_requires = [
diff --git a/certbot-apache/setup.py b/certbot-apache/setup.py
index be3ebc8e6..d3095153a 100644
--- a/certbot-apache/setup.py
+++ b/certbot-apache/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-compatibility-test/setup.py b/certbot-compatibility-test/setup.py
index 5a3a0d298..95bc276f4 100644
--- a/certbot-compatibility-test/setup.py
+++ b/certbot-compatibility-test/setup.py
@@ -5,7 +5,7 @@ from setuptools import __version__ as setuptools_version
 from setuptools import find_packages
 from setuptools import setup
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 install_requires = [
     'certbot',
diff --git a/certbot-dns-cloudflare/setup.py b/certbot-dns-cloudflare/setup.py
index 977c4fe91..45ea83880 100644
--- a/certbot-dns-cloudflare/setup.py
+++ b/certbot-dns-cloudflare/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-cloudxns/setup.py b/certbot-dns-cloudxns/setup.py
index 7754809c3..b5b883693 100644
--- a/certbot-dns-cloudxns/setup.py
+++ b/certbot-dns-cloudxns/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-digitalocean/setup.py b/certbot-dns-digitalocean/setup.py
index efe1af54d..9c4de22fe 100644
--- a/certbot-dns-digitalocean/setup.py
+++ b/certbot-dns-digitalocean/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-dnsimple/setup.py b/certbot-dns-dnsimple/setup.py
index 2b78a5c01..05c2ac90d 100644
--- a/certbot-dns-dnsimple/setup.py
+++ b/certbot-dns-dnsimple/setup.py
@@ -7,7 +7,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-dnsmadeeasy/setup.py b/certbot-dns-dnsmadeeasy/setup.py
index 91080f20f..9c50d5e4d 100644
--- a/certbot-dns-dnsmadeeasy/setup.py
+++ b/certbot-dns-dnsmadeeasy/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-gehirn/setup.py b/certbot-dns-gehirn/setup.py
index 0524985af..d06cf7bcb 100644
--- a/certbot-dns-gehirn/setup.py
+++ b/certbot-dns-gehirn/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Please update tox.ini when modifying dependency version requirements
 install_requires = [
diff --git a/certbot-dns-google/setup.py b/certbot-dns-google/setup.py
index 8a164d4a2..a088388ae 100644
--- a/certbot-dns-google/setup.py
+++ b/certbot-dns-google/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-linode/setup.py b/certbot-dns-linode/setup.py
index dd25b3207..9ae74eff8 100644
--- a/certbot-dns-linode/setup.py
+++ b/certbot-dns-linode/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Please update tox.ini when modifying dependency version requirements
 install_requires = [
diff --git a/certbot-dns-luadns/setup.py b/certbot-dns-luadns/setup.py
index 4380e9eb9..4539185ec 100644
--- a/certbot-dns-luadns/setup.py
+++ b/certbot-dns-luadns/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-nsone/setup.py b/certbot-dns-nsone/setup.py
index 9c8360f97..48caefe45 100644
--- a/certbot-dns-nsone/setup.py
+++ b/certbot-dns-nsone/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-ovh/setup.py b/certbot-dns-ovh/setup.py
index 3f91d5048..f14994708 100644
--- a/certbot-dns-ovh/setup.py
+++ b/certbot-dns-ovh/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-rfc2136/setup.py b/certbot-dns-rfc2136/setup.py
index a376ae092..526d64a52 100644
--- a/certbot-dns-rfc2136/setup.py
+++ b/certbot-dns-rfc2136/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-route53/setup.py b/certbot-dns-route53/setup.py
index e8d7b9ed8..6178d7cbb 100644
--- a/certbot-dns-route53/setup.py
+++ b/certbot-dns-route53/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot-dns-sakuracloud/setup.py b/certbot-dns-sakuracloud/setup.py
index 7fd17c99c..e5b510e83 100644
--- a/certbot-dns-sakuracloud/setup.py
+++ b/certbot-dns-sakuracloud/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Please update tox.ini when modifying dependency version requirements
 install_requires = [
diff --git a/certbot-nginx/setup.py b/certbot-nginx/setup.py
index 42ea077e9..8f2c9f0e3 100644
--- a/certbot-nginx/setup.py
+++ b/certbot-nginx/setup.py
@@ -6,7 +6,7 @@ from setuptools import find_packages
 from setuptools import setup
 from setuptools.command.test import test as TestCommand
 
-version = '1.4.0'
+version = '1.5.0.dev0'
 
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
diff --git a/certbot/certbot/__init__.py b/certbot/certbot/__init__.py
index 3f349ea03..a642b220c 100644
--- a/certbot/certbot/__init__.py
+++ b/certbot/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__ = '1.4.0'
+__version__ = '1.5.0.dev0'
diff --git a/letsencrypt-auto-source/letsencrypt-auto b/letsencrypt-auto-source/letsencrypt-auto
index 66f3072ca..4a42a71fd 100755
--- a/letsencrypt-auto-source/letsencrypt-auto
+++ b/letsencrypt-auto-source/letsencrypt-auto
@@ -31,7 +31,7 @@ if [ -z "$VENV_PATH" ]; then
 fi
 VENV_BIN="$VENV_PATH/bin"
 BOOTSTRAP_VERSION_PATH="$VENV_PATH/certbot-auto-bootstrap-version.txt"
-LE_AUTO_VERSION="1.4.0"
+LE_AUTO_VERSION="1.5.0.dev0"
 BASENAME=$(basename $0)
 USAGE="Usage: $BASENAME [OPTIONS]
 A self-updating wrapper script for the Certbot ACME client. When run, updates