diff --git a/CHANGELOG.md b/CHANGELOG.md
index ab44da3..5cbe15d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,10 @@
+## [1.2.1-rc.1](https://git.ext.icikowski.pl/go/generics/compare/v1.2.0...v1.2.1-rc.1) (2024-08-20)
+
+### Build system and dependencies
+
+* **deps:** update all major dependencies ([9ce9cd9](https://git.ext.icikowski.pl/go/generics/commit/9ce9cd9664c9e484105e7ac83745151ad4c9ce06))
+* **deps:** update golang docker tag to v1.23 ([c2f5ba7](https://git.ext.icikowski.pl/go/generics/commit/c2f5ba7bd87b46e66850d8d6d53cebe84e533677))
+
 ## [1.2.0](https://git.ext.icikowski.pl/go/generics/compare/v1.1.0...v1.2.0) (2024-05-27)
 
 
diff --git a/package-lock.json b/package-lock.json
index 61d8a30..903c5ca 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "generics",
-  "version": "1.2.0",
+  "version": "1.2.1-rc.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "generics",
-      "version": "1.2.0",
+      "version": "1.2.1-rc.1",
       "devDependencies": {
         "@saithodev/semantic-release-gitea": "^2.1.0",
         "@semantic-release/changelog": "^6.0.3",
diff --git a/package.json b/package.json
index 8fdf899..a900ac4 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "private": true,
   "name": "generics",
-  "version": "1.2.0",
+  "version": "1.2.1-rc.1",
   "scripts": {
     "release": "./node_modules/.bin/semantic-release"
   },