diff --git a/library/Mockery/Loader/RequireLoader.php b/library/Mockery/Loader/RequireLoader.php
index db5e8a27c..3ebe4d7f8 100644
--- a/library/Mockery/Loader/RequireLoader.php
+++ b/library/Mockery/Loader/RequireLoader.php
@@ -15,16 +15,31 @@
 
 class RequireLoader implements Loader
 {
+    /**
+     * @var string
+     */
     protected $path;
 
+    /**
+     * @var string
+     */
+    protected $lastPath = '';
+
     public function __construct($path = null)
     {
         $this->path = realpath($path) ?: sys_get_temp_dir();
+
+        register_shutdown_function([$this, '__destruct']);
     }
 
     public function __destruct()
     {
-        foreach (glob($this->path . DIRECTORY_SEPARATOR . 'Mockery_*.php') as $file) {
+        $files = array_diff(
+            glob($this->path . DIRECTORY_SEPARATOR . 'Mockery_*.php')?:[],
+            [$this->lastPath]
+        );
+
+        foreach ($files as $file) {
             @unlink($file);
         }
     }
@@ -35,10 +50,12 @@ public function load(MockDefinition $definition)
             return;
         }
 
-        $fileName = sprintf('%s%s%s.php', $this->path, DIRECTORY_SEPARATOR, uniqid('Mockery_'));
+        $this->lastPath = sprintf('%s%s%s.php', $this->path, DIRECTORY_SEPARATOR, uniqid('Mockery_'));
 
-        file_put_contents($fileName, $definition->getCode());
+        file_put_contents($this->lastPath, $definition->getCode());
 
-        require $fileName;
+        if (file_exists($this->lastPath)){
+            require $this->lastPath;
+        }
     }
 }