diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 6ac88f4..afdb797 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 14.4.0
+current_version = 14.5.0-alpha
 commit = True
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(-(?P<release>.*))?
 serialize = 
diff --git a/Cargo.toml b/Cargo.toml
index fe36dc5..e63d8ef 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ description = "Arbitrary precision arithmetic."
 license = "MIT"
 repository = "https://github.com/lycantropos/rithm"
 rust-version = "1.67"
-version = "14.4.0"
+version = "14.5.0-alpha"
 edition = "2018"
 
 [lib]
diff --git a/docker-compose.cpython.yml b/docker-compose.cpython.yml
index 49c0950..ba9119f 100644
--- a/docker-compose.cpython.yml
+++ b/docker-compose.cpython.yml
@@ -7,7 +7,7 @@ services:
       args:
         - IMAGE_NAME=${CPYTHON_IMAGE_NAME}
         - IMAGE_VERSION=${CPYTHON_IMAGE_VERSION}
-    image: lycantropos/rithm-cpython:14.4.0
+    image: lycantropos/rithm-cpython:14.5.0-alpha
     volumes:
       - ./Cargo.toml:/opt/rithm/Cargo.toml
       - ./pyproject.toml:/opt/rithm/pyproject.toml
diff --git a/docker-compose.pypy.yml b/docker-compose.pypy.yml
index d93a270..99a6907 100644
--- a/docker-compose.pypy.yml
+++ b/docker-compose.pypy.yml
@@ -7,7 +7,7 @@ services:
       args:
         - IMAGE_NAME=${PYPY_IMAGE_NAME}
         - IMAGE_VERSION=${PYPY_IMAGE_VERSION}
-    image: lycantropos/rithm-pypy:14.4.0
+    image: lycantropos/rithm-pypy:14.5.0-alpha
     volumes:
       - ./pyproject.toml:/opt/rithm/pyproject.toml
       - ./README.md:/opt/rithm/README.md
diff --git a/rithm/__init__.py b/rithm/__init__.py
index 2ba7913..7489a5a 100644
--- a/rithm/__init__.py
+++ b/rithm/__init__.py
@@ -1,3 +1,3 @@
 """Arbitrary precision arithmetic."""
 
-__version__ = '14.4.0'
+__version__ = '14.5.0-alpha'