diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3c32a14..2108d86 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+# [1.2.0](https://github.com/Tada5hi/smob/compare/v1.1.1...v1.2.0) (2023-05-28)
+
+
+### Bug Fixes
+
+* add generic argument for distinct-array util ([4d31b24](https://github.com/Tada5hi/smob/commit/4d31b24e0ca63f54b538d58eb0683a36170269ce))
+* optimize array merge ([240ce25](https://github.com/Tada5hi/smob/commit/240ce2577eb99ee12fb9186b2f41fddb610cf3c0))
+
+
+### Features
+
+* split regular and distinct array merge + support multiple input arrays ([f7d4a75](https://github.com/Tada5hi/smob/commit/f7d4a757e22523ca3a74c1008f78cc12813ee341))
+
 ## [1.1.1](https://github.com/Tada5hi/smob/compare/v1.1.0...v1.1.1) (2023-05-20)
 
 
diff --git a/package-lock.json b/package-lock.json
index 26f8f09..76371b8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "smob",
-    "version": "1.1.1",
+    "version": "1.2.0",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "smob",
-            "version": "1.1.1",
+            "version": "1.2.0",
             "license": "MIT",
             "devDependencies": {
                 "@rollup/plugin-node-resolve": "^15.0.2",
diff --git a/package.json b/package.json
index 6e01eaf..c76d2b7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "smob",
-    "version": "1.1.1",
+    "version": "1.2.0",
     "description": "Zero dependency library to safe merge objects.",
     "main": "dist/index.cjs",
     "module": "dist/index.mjs",