diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 1403ce1..4c313f9 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.3.5"
+  ".": "1.4.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 45d2fe1..5915962 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [1.4.0](https://github.com/Xerrion/PhDamage/compare/1.3.5...1.4.0) (2026-04-29)
+
+
+### Features
+
+* add AceConfig options UI for overlay positioning ([#40](https://github.com/Xerrion/PhDamage/issues/40)) ([#41](https://github.com/Xerrion/PhDamage/issues/41)) ([690d9ce](https://github.com/Xerrion/PhDamage/commit/690d9ce6081e33d824ce54c70cfbf4138a7a5083))
+* Customizable action bar overlay position, font size, and number format ([#38](https://github.com/Xerrion/PhDamage/issues/38)) ([ff210d3](https://github.com/Xerrion/PhDamage/commit/ff210d343e673eb0648c71c2f11275c6ea66fd93))
+
+
+### Bug Fixes
+
+* **engine:** accuracy fixes + /phd debug diagnostic ([#44](https://github.com/Xerrion/PhDamage/issues/44)) ([#45](https://github.com/Xerrion/PhDamage/issues/45)) ([9f728a5](https://github.com/Xerrion/PhDamage/commit/9f728a56b1e81c721f41928b9d27d1861ddca6ef))
+
 ## [1.3.5](https://github.com/Xerrion/PhDamage/compare/1.3.4...1.3.5) (2026-03-15)