diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index e18ee07..37fcefa 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.0.0"
+  ".": "1.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 97de1f8..1740fb0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.0.0 (2026-06-13)
+
+
+### Features
+
+* automate releases with release-please ([a8ccebd](https://github.com/senderkit/senderkit-sdk-python/commit/a8ccebd6ebef1a4a5ff04e5b52d3027a12899193))
+* automate releases with release-please ([aec6d70](https://github.com/senderkit/senderkit-sdk-python/commit/aec6d700dc9c4cf8a7d42fa56c7ddbe4cb11c304))
+
 ## 0.1.0
 
 Initial release of the hand-written SenderKit Python SDK (replacing the earlier
diff --git a/src/senderkit/_version.py b/src/senderkit/_version.py
index 778398f..dcb0811 100644
--- a/src/senderkit/_version.py
+++ b/src/senderkit/_version.py
@@ -1,3 +1,3 @@
 """Single source of truth for the SDK version, surfaced in the User-Agent header."""
 
-VERSION = "0.1.0"  # x-release-please-version
+VERSION = "1.0.0"  # x-release-please-version