diff --git a/composer.json b/composer.json
index f1d7de7..6ce134f 100644
--- a/composer.json
+++ b/composer.json
@@ -47,7 +47,7 @@
         "bower-asset/ladda": "0.9.8",
         "bower-asset/bootstrap-hover-dropdown": "2.1.3",
         "florianv/swap": "~2.0@dev",
-        "phpoffice/phpexcel": "1.8.0",
+        "phpoffice/phpexcel": "1.8.1",
         "creocoder/yii2-flysystem": "~0.8",
         "league/flysystem-replicate-adapter": "~1.0",
         "symfony/process": "3.0.*@dev",