diff --git a/RELEASE_MEMO.md b/RELEASE_MEMO.md
index 73700b602..14eb4bc6d 100644
--- a/RELEASE_MEMO.md
+++ b/RELEASE_MEMO.md
@@ -4,7 +4,7 @@
 
 | Branch | Purpose | Version |
 |--------|---------|---------|
-| `master` | Main development | 2.1.x |
+| `master` | Main development | 2.3.x |
 | `maint/2.0` | Maintenance releases | 2.0.x |
 
 For 2.0.x bugfixes:
diff --git a/src/datajoint/version.py b/src/datajoint/version.py
index c90b5e57f..9d703547e 100644
--- a/src/datajoint/version.py
+++ b/src/datajoint/version.py
@@ -1,4 +1,4 @@
 # version bump auto managed by Github Actions:
 # label_prs.yaml(prep), release.yaml(bump), post_release.yaml(edit)
 # manually set this version will be eventually overwritten by the above actions
-__version__ = "2.2.4"
+__version__ = "2.3.0.dev"