diff --git a/Classes/Service/HttpPush/ImageHttpPush.php b/Classes/Service/HttpPush/ImageHttpPush.php
index <HASH>..<HASH> 100644
--- a/Classes/Service/HttpPush/ImageHttpPush.php
+++ b/Classes/Service/HttpPush/ImageHttpPush.php
@@ -56,7 +56,7 @@ class ImageHttpPush extends AbstractHttpPush
             return [];
         }
 
-        \preg_match_all('/(?<=["\'])[^="\']*\.(' . $this->lastExtension . ')\.*\d*\.*(?=["\'])/', $content, $imagesFiles);
+        \preg_match_all('/(?<=["\'])[^="\'\\\\]*\.(' . $this->lastExtension . ')\.*\d*\.*(?=["\'])/', $content, $imagesFiles);
         $paths = $this->streamlineFilePaths((array)$imagesFiles[0]);
 
         return $this->mapPathsWithType($paths, 'image');
[BUGFIX] Do not detect images in JSON files