diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7756faa..4a23b3c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Change Log
 
-## [0.2.21] - 2021.xx.xx
+## [0.2.21] - 2021.06.06
 
 ### Added
 
diff --git a/matflow/_version.py b/matflow/_version.py
index 831cdc7..04b845e 100644
--- a/matflow/_version.py
+++ b/matflow/_version.py
@@ -1 +1 @@
-__version__ = '0.2.20'
+__version__ = '0.2.21'