diff --git a/application/libraries/html_optimize_lib.php b/application/libraries/html_optimize_lib.php
index d241bd6e..41c77dad 100644
--- a/application/libraries/html_optimize_lib.php
+++ b/application/libraries/html_optimize_lib.php
@@ -125,8 +125,8 @@ class html_optimize_lib
                     $file_path = $imagesPath . $img_src_urls['path'];
                 }
                 if (is_file($file_path)) {
-                    $properties = getimagesize($file_path);//获取图片属性
-                    if (!empty($properties[0]) && !empty($properties[1])) {
+                    $properties = getimagesize($file_path);//获取图片属性，读取失败返回false
+                    if ($properties && !empty($properties[0]) && !empty($properties[1])) {
                         $image->width = $properties[0];
                         $image->height = $properties[1];
                     }