diff --git a/Dumper/ContextProvider/SourceContextProvider.php b/Dumper/ContextProvider/SourceContextProvider.php
index e43e19f4..6f4caba6 100644
--- a/Dumper/ContextProvider/SourceContextProvider.php
+++ b/Dumper/ContextProvider/SourceContextProvider.php
@@ -52,8 +52,8 @@ public function getContext(): ?array
                 && 'dump' === $trace[$i]['function']
                 && VarDumper::class === $trace[$i]['class']
             ) {
-                $file = $trace[$i]['file'];
-                $line = $trace[$i]['line'];
+                $file = $trace[$i]['file'] ?? $file;
+                $line = $trace[$i]['line'] ?? $line;
 
                 while (++$i < $this->limit) {
                     if (isset($trace[$i]['function'], $trace[$i]['file']) && empty($trace[$i]['class']) && 0 !== strpos($trace[$i]['function'], 'call_user_func')) {