diff --git a/CHANGES.md b/CHANGES.md
index fbab606..94ae675 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,6 @@
+# v0.31.1
++ build fix for numpy 2.0.0 (#307, #308 thanks @aryarm for fixing build)
+
 # v0.31.0
 + fix OSX ARM wheels (#305, #306 thanks @graphenn for fix)
 
diff --git a/cyvcf2/__init__.py b/cyvcf2/__init__.py
index 7691900..85661b1 100644
--- a/cyvcf2/__init__.py
+++ b/cyvcf2/__init__.py
@@ -2,4 +2,4 @@
                      par_het)
 Reader = VCFReader = VCF
 
-__version__ = "0.31.0"
+__version__ = "0.31.1"