diff --git a/CHANGELOG.md b/CHANGELOG.md
index e95b0239..513508a5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,6 @@
 # Changelog
 
-## v0.5.0 (??? 2024)
+## v0.5.0 (1 August 2024)
 
 ### New
  * `__init__` methods for all SpecialLumpClasses