diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..8edffc8
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,6 @@
+# [1.2.0](https://github.com/asepharyana/TeleUploader/compare/v1.1.1...v1.2.0) (2026-09-05)
+
+
+### Features
+
+* **health:** expose app version in /health response ([0782d0f](https://github.com/asepharyana/TeleUploader/commit/0782d0f993a033bb9d84fa1f876e29486751889d))
diff --git a/flake.nix b/flake.nix
index 6deeb8d..7600f8b 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,7 +14,7 @@
           overlays = [
             (self: super: {
               bun = super.bun.overrideAttrs (old: rec {
-                version = "1.3.14";
+                version = "1.2.0";
                 src = super.fetchzip {
                   url = "https://github.com/oven-sh/bun/releases/download/bun-v1.3.14/bun-linux-x64.zip";
                   sha256 = "sha256:189kasncnfpq6q37q3w80dv2a92w79w20x2x6hf1fbkir5gyvzlb";
diff --git a/package.json b/package.json
index c57a047..6dd2820 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "filedrop",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "description": "Telegram file uploader backend",
   "type": "module",
   "scripts": {