diff --git a/src/BuildRunner.php b/src/BuildRunner.php
index e9ed74c..f10f56f 100644
--- a/src/BuildRunner.php
+++ b/src/BuildRunner.php
@@ -537,7 +537,15 @@ YAML;
         $dest = $mount . '/v0';
         shell_exec('mkdir -p ' . escapeshellarg($dest) . ' && cp -a ' . escapeshellarg($src . '/.') . ' ' . escapeshellarg($dest . '/'));
         if ($channel !== '' && $channel !== 'staging') {
-            shell_exec('cp -a ' . escapeshellarg($src . '/ota/channel/' . $channel . '.json') . ' ' . escapeshellarg($dest . '/ota/channel/' . $channel . '.json 2>/dev/null'));
+            $channelJson = $src . '/ota/channel/' . $channel . '.json';
+            if (is_file($channelJson)) {
+                shell_exec(
+                    'cp -a '
+                    . escapeshellarg($channelJson)
+                    . ' '
+                    . escapeshellarg($dest . '/ota/channel/' . $channel . '.json')
+                );
+            }
         }
     }
 }