diff --git a/webpack.common.js b/webpack.common.js
index a3d6efbe95510..1df53a986bdb9 100644
--- a/webpack.common.js
+++ b/webpack.common.js
@@ -16,7 +16,7 @@ const WebpackSPDXPlugin = require('./build/WebpackSPDXPlugin.js')
 
 const modules = require('./webpack.modules.js')
 
-const appVersion = readFileSync('./version.php').toString().match(/OC_VersionString[^']+'([^']+)/)?.[1] ?? 'unknown'
+const appVersion = readFileSync('./version.php').toString().match(/OC_Version.+\[([0-9]{2})/)?.[1] ?? 'unknown'
 const isDev = process.env.NODE_ENV === 'development'
 
 const formatOutputFromModules = (modules) => {