diff --git a/CHANGELOG.md b/CHANGELOG.md
index d2fb686..5c924a7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,31 @@
 # Changelog
 
+## [7.0.0](https://github.com/fasenderos/hft-limit-order-book/compare/v6.1.1...v7.0.0) (2024-08-02)
+
+
+### ⚠ BREAKING CHANGES
+
+* - The `isMaker` property has been removed from the limit order object.
+- New properties `takerQty` and `makerQty` have been added to the limit order objecct.
+
+### Features
+
+* add postOnly limit order option ([4dd8d69](https://github.com/fasenderos/hft-limit-order-book/commit/4dd8d693c84cd6ebb5285f8f5be84864bcb8f001))
+* taker and maker support + fix origSize on limit order ([74f5907](https://github.com/fasenderos/hft-limit-order-book/commit/74f59077913a25c7ff742c0a0e3a1f87f3799191))
+
+
+### Documentation
+
+* add postOnly documentation ([a9758cf](https://github.com/fasenderos/hft-limit-order-book/commit/a9758cf66c0520b42ce4ea612838a3b3b10b1d91))
+* fix link in readme ([def26de](https://github.com/fasenderos/hft-limit-order-book/commit/def26dedc4f8c33bf4629fe7bdcac3496836fb7b))
+* fix link in readme ([663f9b2](https://github.com/fasenderos/hft-limit-order-book/commit/663f9b2f2e513b48d119e6fb3c0eb652b4a08417))
+* fix link in readme ([c32bed1](https://github.com/fasenderos/hft-limit-order-book/commit/c32bed12594e5e3ed691de8b78f4d74fb0379885))
+
+
+### Refactoring
+
+* custom error factory ([e99766e](https://github.com/fasenderos/hft-limit-order-book/commit/e99766e79c372276adbca90db37a36a87a47bcd7))
+
 ## [6.1.1](https://github.com/fasenderos/hft-limit-order-book/compare/v6.1.0...v6.1.1) (2024-08-01)
 
 
diff --git a/package-lock.json b/package-lock.json
index f59c72a..fd6ad3c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "hft-limit-order-book",
-  "version": "6.1.1",
+  "version": "7.0.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "hft-limit-order-book",
-      "version": "6.1.1",
+      "version": "7.0.0",
       "license": "MIT",
       "dependencies": {
         "denque": "2.1.0",
diff --git a/package.json b/package.json
index 72a1cf9..61b5f07 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "hft-limit-order-book",
-  "version": "6.1.1",
+  "version": "7.0.0",
   "description": "Node.js Lmit Order Book for high-frequency trading (HFT).",
   "author": "Andrea Fassina <andrea.fassina82@gmail.com>",
   "license": "MIT",