diff --git a/docs/changelog.rst b/docs/changelog.rst
index 8f0f8ef..f99d351 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -6,6 +6,12 @@
 Starting with version 1.8.0, pybind11 releases use a `semantic versioning
 <http://semver.org>`_ policy.
 
+
+v2.3.1 (Not yet released)
+-----------------------------------------------------
+
+* TBA
+
 v2.3.0 (June 11, 2019)
 -----------------------------------------------------
 
diff --git a/docs/conf.py b/docs/conf.py
index 868f960..d17e4ba 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -63,7 +63,7 @@
 # The short X.Y version.
 version = '2.3'
 # The full version, including alpha/beta/rc tags.
-release = '2.3.dev0'
+release = '2.3.dev1'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/include/pybind11/detail/common.h b/include/pybind11/detail/common.h
index 5ff7485..300c2b2 100644
--- a/include/pybind11/detail/common.h
+++ b/include/pybind11/detail/common.h
@@ -94,7 +94,7 @@
 
 #define PYBIND11_VERSION_MAJOR 2
 #define PYBIND11_VERSION_MINOR 3
-#define PYBIND11_VERSION_PATCH dev0
+#define PYBIND11_VERSION_PATCH dev1
 
 /// Include Python header, disable linking to pythonX_d.lib on Windows in debug mode
 #if defined(_MSC_VER)
diff --git a/pybind11/_version.py b/pybind11/_version.py
index c046ed7..fef541b 100644
--- a/pybind11/_version.py
+++ b/pybind11/_version.py
@@ -1,2 +1,2 @@
-version_info = (2, 3, 'dev0')
+version_info = (2, 3, 'dev1')
 __version__ = '.'.join(map(str, version_info))