diff --git a/scripts/deploy-hook.php b/scripts/deploy-hook.php
index 2de76bf..9ebfe00 100644
--- a/scripts/deploy-hook.php
+++ b/scripts/deploy-hook.php
@@ -32,7 +32,9 @@ if ($ref !== 'refs/heads/main') {
 }
 
 // Fire-and-forget — respond immediately, deploy runs in background
-$cmd = 'nohup ' . escapeshellarg(DEPLOY_SCRIPT) . ' >> ' . escapeshellarg(LOG_FILE) . ' 2>&1 &';
+// Use full paths to avoid PATH issues in PHP-FPM minimal environment.
+$cmd = '/usr/bin/nohup /usr/bin/bash ' . escapeshellarg(DEPLOY_SCRIPT)
+     . ' >> ' . escapeshellarg(LOG_FILE) . ' 2>&1 &';
 shell_exec($cmd);
 
 echo json_encode(['ok' => true, 'deploying' => true, 'ref' => $ref]);