diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 36e33734..e18b8476 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.2.4
+current_version = 0.2.5-dev
 commit = True
 tag = False
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(?:-(?P<release>[0-9A-Za-z-]+(?:\.[0-9A-Za-z-]+)*))?(?:\+(?P<build>[0-9A-Za-z-]+(?:\.[0-9A-Za-z-]+)*))?
diff --git a/setup.cfg b/setup.cfg
index 592ee462..be229bb7 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -3,7 +3,7 @@
 ##########################
 [metadata]
 name = pyobo
-version = 0.2.4
+version = 0.2.5-dev
 description = Handling and writing OBO
 long_description = file: README.rst
 
diff --git a/src/pyobo/version.py b/src/pyobo/version.py
index 4ce0c1a4..229ee6bf 100644
--- a/src/pyobo/version.py
+++ b/src/pyobo/version.py
@@ -14,7 +14,7 @@
     'get_git_hash',
 ]
 
-VERSION = '0.2.4'
+VERSION = '0.2.5-dev'
 
 
 def get_git_hash() -> str: