diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 6d3c2793..3b2dda73 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 5.0.3rc
+current_version = 5.1.0rc
 commit = True
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)((?P<release>.*))?
 serialize = 
@@ -16,4 +16,3 @@ values =
 [bumpversion:file:setup.py]
 
 [bumpversion:file:src/pydocstyle/utils.py]
-
diff --git a/setup.py b/setup.py
index 587c97aa..61d62f41 100644
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,7 @@
 import sys
 
 # Do not update the version manually - it is managed by `bumpversion`.
-version = '5.0.3rc'
+version = '5.1.0rc'
 
 
 requirements = [
diff --git a/src/pydocstyle/utils.py b/src/pydocstyle/utils.py
index 75bc7e85..4ccd243b 100644
--- a/src/pydocstyle/utils.py
+++ b/src/pydocstyle/utils.py
@@ -7,7 +7,7 @@
 
 
 # Do not update the version manually - it is managed by `bumpversion`.
-__version__ = '5.0.3rc'
+__version__ = '5.1.0rc'
 log = logging.getLogger(__name__)
 
 #: Regular expression for stripping non-alphanumeric characters