diff --git a/scripts/install-backend.js b/scripts/install-backend.js
index d1507a08..a90372b7 100644
--- a/scripts/install-backend.js
+++ b/scripts/install-backend.js
@@ -26,11 +26,11 @@ function run(cmd, options = {}) {
   }
 }
 
-// Find Python 3.12
+// Find Python 3.12+
 function findPython() {
   const candidates = isWindows
-    ? ['py -3.12', 'python3.12', 'python']
-    : ['python3.12', 'python3', 'python'];
+    ? ['py -3.14', 'py -3.13', 'py -3.12', 'python3.14', 'python3.13', 'python3.12', 'python3', 'python']
+    : ['python3.14', 'python3.13', 'python3.12', 'python3', 'python'];
 
   for (const cmd of candidates) {
     try {
@@ -38,9 +38,17 @@ function findPython() {
         encoding: 'utf8',
         shell: true,
       });
-      if (result.status === 0 && result.stdout.includes('3.12')) {
-        console.log(`Found Python 3.12: ${cmd} -> ${result.stdout.trim()}`);
-        return cmd;
+      // Accept Python 3.12+ using proper version parsing
+      if (result.status === 0) {
+        const versionMatch = result.stdout.match(/Python (\d+)\.(\d+)/);
+        if (versionMatch) {
+          const major = parseInt(versionMatch[1], 10);
+          const minor = parseInt(versionMatch[2], 10);
+          if (major === 3 && minor >= 12) {
+            console.log(`Found Python 3.12+: ${cmd} -> ${result.stdout.trim()}`);
+            return cmd;
+          }
+        }
       }
     } catch (e) {
       // Continue to next candidate
@@ -58,11 +66,11 @@ function getPipPath() {
 
 // Main installation
 async function main() {
-  // Check for Python 3.12
+  // Check for Python 3.12+
   const python = findPython();
   if (!python) {
-    console.error('\nError: Python 3.12 is required but not found.');
-    console.error('Please install Python 3.12:');
+    console.error('\nError: Python 3.12+ is required but not found.');
+    console.error('Please install Python 3.12 or higher:');
     if (isWindows) {
       console.error('  winget install Python.Python.3.12');
     } else if (os.platform() === 'darwin') {