diff --git a/src/Wallabag/ImportBundle/Import/InstapaperImport.php b/src/Wallabag/ImportBundle/Import/InstapaperImport.php
index 3a9f08b4a..5a18c7c0c 100644
--- a/src/Wallabag/ImportBundle/Import/InstapaperImport.php
+++ b/src/Wallabag/ImportBundle/Import/InstapaperImport.php
@@ -62,7 +62,7 @@ class InstapaperImport extends AbstractImport
         }
 
         $entries = [];
-        $handle = fopen($this->filepath, 'r');
+        $handle = fopen($this->filepath, 'rb');
         while (false !== ($data = fgetcsv($handle, 10240))) {
             if ('URL' === $data[0]) {
                 continue;