diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02c3e56..d7455cd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # whl2conda changes
 
+## [23.9.0] - 2023-9-23
+
+* First official stable release
+
 ## [23.8.10] - 2023-9-16 (*prerelease*)
 
 * Fix generation of entry points
diff --git a/src/whl2conda/VERSION b/src/whl2conda/VERSION
index 61b1fae..8aaf15e 100644
--- a/src/whl2conda/VERSION
+++ b/src/whl2conda/VERSION
@@ -1 +1,2 @@
-23.8.10
+23.9.0
+