diff --git a/CHANGELOG.md b/CHANGELOG.md
index d192b98..f68f61c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,10 @@ The format is roughly based on [Keep a Changelog](https://keepachangelog.com/en/
 
 <!-- start changelog -->
 
+## 0.39.0
+
+- More advanced process-graph splitting for cross-backend execution: not limited to splitting off `load_collection` nodes, but cut deeper into the graph. ([#150](https://github.com/Open-EO/openeo-aggregator/issues/150))
+
 ## 0.38.0
 
 - Add request timeout configs for listing user jobs (eu-cdse/openeo-cdse-infra#188)
diff --git a/src/openeo_aggregator/about.py b/src/openeo_aggregator/about.py
index 5287e3d..febd27f 100644
--- a/src/openeo_aggregator/about.py
+++ b/src/openeo_aggregator/about.py
@@ -2,7 +2,7 @@
 import sys
 from typing import Optional
 
-__version__ = "0.38.0a1"
+__version__ = "0.39.0a1"
 
 
 def log_version_info(logger: Optional[logging.Logger] = None):