diff --git a/CHANGELOG.md b/CHANGELOG.md
index ce983ee..d9ffb59 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [3.4.0](https://github.com/gravity-ui/postgreskit/compare/v3.3.1...v3.4.0) (2026-09-14)
+
+
+### Features
+
+* add database healthcheck callback ([#39](https://github.com/gravity-ui/postgreskit/issues/39)) ([0f7aa0c](https://github.com/gravity-ui/postgreskit/commit/0f7aa0c3999fe2526c34f52677cd0cb47a1be5f1))
+
 ## [3.3.1](https://github.com/gravity-ui/postgreskit/compare/v3.3.0...v3.3.1) (2026-08-26)
 
 
diff --git a/package-lock.json b/package-lock.json
index 4439701..bfcfb14 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@gravity-ui/postgreskit",
-  "version": "3.3.1",
+  "version": "3.4.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@gravity-ui/postgreskit",
-      "version": "3.3.1",
+      "version": "3.4.0",
       "license": "MIT",
       "dependencies": {
         "knex": "^3.1.0",
diff --git a/package.json b/package.json
index 9d8376d..85beaff 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "author": "Gravity UI Team",
   "description": "Module for simplified PostgreSQL database connection",
   "repository": "git@github.com:gravity-ui/postgreskit.git",
-  "version": "3.3.1",
+  "version": "3.4.0",
   "license": "MIT",
   "main": "build/index.js",
   "types": "build/index.d.ts",