diff --git a/CHANGELOG.md b/CHANGELOG.md
index 428b35d75..127bf8750 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+## 2.3.1 (Unreleased)
+
+FEATURES:
+
+IMPROVEMENTS:
+
+BUG FIXES:
+
 ## 2.3.0 (August 5, 2022)
 
 FEATURES:
diff --git a/version.txt b/version.txt
index 276cbf9e2..0d01f52c0 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-2.3.0
+2.3.1.dev