diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7923ab5..10c915c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,6 @@
 # Changelog
 *********************************
+## CellHint 1.0.0 (January 20, 2024)
+CellHint 1.0.0
 ## CellHint 0.1.1 (August 4, 2023)
 Initial version
diff --git a/cellhint/__init__.py b/cellhint/__init__.py
index 5d37d7c..01456de 100644
--- a/cellhint/__init__.py
+++ b/cellhint/__init__.py
@@ -3,4 +3,4 @@
 from .correspond import selfmatch
 from .plot import treeplot, sankeyplot
 
-__version__ = "0.1.1"
+__version__ = "1.0.0"