diff --git a/CHANGELOG.md b/CHANGELOG.md
index f6883f9..cc35817 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## 1.3.1 (2024-11-18)
+
+### Fix
+
+- switch from np.product to np.prod
+
 ## 1.3.0 (2024-11-18)
 
 ### Feat
diff --git a/pyproject.toml b/pyproject.toml
index d2aea84..af02320 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "megham"
-version = "1.3.0"
+version = "1.3.1"
 authors = [{name="Saianeesh Keshav Haridas"}]
 description = "Tools for working with point clouds"
 readme = "README.md"