diff --git a/composer.json b/composer.json
index eed85f4..530f474 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "require": {
         "illuminate/support": "^8.0 || ^9.0",
         "sabre/dav": "^4.0",
-        "thecodingmachine/safe": "^1.0"
+        "thecodingmachine/safe": "^2.0"
     },
     "require-dev": {
         "mockery/mockery": "^1.4",