diff --git a/patch-version.js b/patch-version.js
deleted file mode 100644
index afcd9128..00000000
--- a/patch-version.js
+++ /dev/null
@@ -1,14 +0,0 @@
-var fs = require('fs');
-var path = require('path');
-
-var file = './src/NetMQ/project.json';
-var version = process.env.APPVEYOR_REPO_TAG_NAME;
-
-var jsonText = fs.readFileSync(path.join(__dirname, file), {
-    encoding: 'utf8'
-});
-
-var project = JSON.parse(jsonText);
-project.version = version;
-jsonText = JSON.stringify(project);
-fs.writeFileSync(file, jsonText, {encoding:'utf8'})
\ No newline at end of file