diff --git a/CHANGES.md b/CHANGES.md
index b7277dc..43d2ff2 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,6 @@
+# v0.30.24
++ fix memory leak in raw_header (#281)
+
 # v0.30.23
 + set samples to empty when given empty list.
 + Prevent memory leak if user calls VCF.close() (#280)
diff --git a/cyvcf2/__init__.py b/cyvcf2/__init__.py
index 8d8d9a8..4030b5d 100644
--- a/cyvcf2/__init__.py
+++ b/cyvcf2/__init__.py
@@ -2,4 +2,4 @@
                      par_het)
 Reader = VCFReader = VCF
 
-__version__ = "0.30.23"
+__version__ = "0.30.24"