diff --git a/CHANGES b/CHANGES
index 8de705f69a..7de50d4a14 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,9 @@
+2.3.4rc8 to 2.3.4rc9:
+  - Validate Pileup document with expectedRSEs instead of currentRSEs (Alan Malta Rodrigues) #11995
+  - Check status of attachDIDs API and act upon it (Valentin Kuznetsov) #11995
+  - Allow override for Rucio storag.json using env variable (jeyserma) #12009
+
+
 2.3.4rc7 to 2.3.4rc8:
   - Fix CouchDB manage restart option https://github.com/dmwm/CMSKubernetes/pull/1496
   - WMAgent: Install voms-clients-java (same package used in FNAL/CERN hosts) https://github.com/dmwm/CMSKubernetes/pull/1497
diff --git a/src/python/WMCore/__init__.py b/src/python/WMCore/__init__.py
index 56400c4a62..2249efbf2b 100644
--- a/src/python/WMCore/__init__.py
+++ b/src/python/WMCore/__init__.py
@@ -6,5 +6,5 @@
 
 """
 
-__version__ = '2.3.4rc8'
+__version__ = '2.3.4rc9'
 __all__ = []