diff --git a/ChangeLog.md b/ChangeLog.md
index a96798b..ee6f784 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,8 +1,8 @@
 # OldAS ChangeLog
 
-## Unreleased
+## v1.0.0
 
-**Released: WiP**
+**Released: 2026-02-09**
 
 - Added `SubscribeResult.succeeded`.
   ([#56](https://github.com/davep/oldas/pull/56))
diff --git a/pyproject.toml b/pyproject.toml
index 2faf69f..c922f3b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "oldas"
-version = "0.12.0"
+version = "1.0.0"
 description = "An async-friendly wrapper library for the API of TheOldReader"
 readme = "README.md"
 authors = [
@@ -22,7 +22,7 @@ keywords = [
     "TheOldReader",
 ]
 classifiers = [
-    "Development Status :: 4 - Beta",
+    "Development Status :: 5 - Production/Stable",
     "Operating System :: OS Independent",
     "Programming Language :: Python :: 3 :: Only",
     "Programming Language :: Python :: 3",
diff --git a/uv.lock b/uv.lock
index ad685f8..ddb81f6 100644
--- a/uv.lock
+++ b/uv.lock
@@ -610,7 +610,7 @@ wheels = [
 
 [[package]]
 name = "oldas"
-version = "0.12.0"
+version = "1.0.0"
 source = { editable = "." }
 dependencies = [
     { name = "httpx" },