diff --git a/composer.json b/composer.json
index af03da9..c45e211 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
   "description": "Send logs to Telegram chat via Telegram bot",
   "license": "MIT",
   "autoload": {
-    "psr-0" : {
+    "psr-4" : {
       "Logger\\" : "src"
     }
   },