diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5a9972a..eeaa281 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+# [1.5.0](https://github.com/6utt3rfly/jse-eval/compare/v1.4.1...v1.5.0) (2022-04-19)
+
+
+### Features
+
+* add `_value` to each node during evaluation ([0a3067b](https://github.com/6utt3rfly/jse-eval/commit/0a3067b8af107ae677bee55efd69995d15721dca))
+
 ## [1.4.1](https://github.com/6utt3rfly/jse-eval/compare/v1.4.0...v1.4.1) (2022-03-29)
 
 
diff --git a/package-lock.json b/package-lock.json
index 9e92c9c..48e1994 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,11 +1,11 @@
 {
   "name": "jse-eval",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
-      "version": "1.4.1",
+      "version": "1.5.0",
       "license": "MIT",
       "dependencies": {
         "jsep": "^1.2.0"
diff --git a/package.json b/package.json
index bd7e6d2..0696ef3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jse-eval",
-  "version": "1.4.1",
+  "version": "1.5.0",
   "description": "JavaScript expression parsing and evaluation.",
   "source": "index.ts",
   "type": "module",