diff --git a/composer.json b/composer.json
index 051fccb..01db0ee 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
     },
     "autoload": {
         "psr-4": {
-            "Monperrus\\Bibtexbrowser\\": "./"
+            "monperrus\\bibtexbrowser\\": "./"
         }
     }
 }