diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8b57977..edf4982 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+### [5.1.1](https://www.github.com/artiebits/pdf-to-printer/compare/v5.1.0...v5.1.1) (2021-11-24)
+
+
+### Features
+
+* add `copies` property ([#301](https://www.github.com/artiebits/pdf-to-printer/issues/301)) ([64bfec0](https://www.github.com/artiebits/pdf-to-printer/commit/64bfec081ebc82e88884f0f71bf8c946c2ef04d3))
+
 ## [5.1.0](https://www.github.com/artiebits/pdf-to-printer/compare/v5.0.1...v5.1.0) (2021-11-22)
 
 
diff --git a/package-lock.json b/package-lock.json
index 875e544..6e33a19 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "pdf-to-printer",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 071f1fc..5f5ab47 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pdf-to-printer",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "description": "A utility to print PDF files from Node.js and Electron",
   "license": "MIT",
   "author": "artiebits <artur.khusaenov@gmail.com>",