diff --git a/CHANGELOG.md b/CHANGELOG.md
index 64dbc4d..52e1e2c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Change Log
 
+## [0.1.21] - 2023.11.09
+
+### Fixed
+
+- Resolve numpy deprecation.
+
 ## [0.1.20] - 2022.08.08
 
 ### Changed
diff --git a/formable/_version.py b/formable/_version.py
index 8754a47..f4bd716 100644
--- a/formable/_version.py
+++ b/formable/_version.py
@@ -1 +1 @@
-__version__ = "0.1.20"
+__version__ = "0.1.21"