diff --git a/CHANGELOG.md b/CHANGELOG.md
index 537e1ff..df0a87b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,11 @@
+# [1.4.0](https://github.com/Enigmatis/polaris-delta-middleware/compare/v1.3.5...v1.4.0) (2020-04-05)
+
+
+### Features
+
+* **transactional mutations:** not finished tests yet. ([f894e0b](https://github.com/Enigmatis/polaris-delta-middleware/commit/f894e0b796a11c18d0ac6b39c6200b244083ca4f))
+* **transactional mutations:** not finished tests yet. ([07327e1](https://github.com/Enigmatis/polaris-delta-middleware/commit/07327e1eb2d94a67b1a294cf4c1519cefb73c8ee))
+
 ## [1.3.5](https://github.com/Enigmatis/polaris-delta-middleware/compare/v1.3.4...v1.3.5) (2020-03-10)
 
 
diff --git a/package-lock.json b/package-lock.json
index 40aad5c..2b5b77b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@enigmatis/polaris-middlewares",
-  "version": "1.3.5",
+  "version": "1.4.0",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index a21af3c..92671af 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@enigmatis/polaris-middlewares",
-  "version": "1.3.5",
+  "version": "1.4.0",
   "description": "handling middlewares in polaris",
   "main": "dist/src/index.js",
   "types": "dist/src/index.d.ts",