diff --git a/composer.json b/composer.json
index 83b4d4d..160ec99 100644
--- a/composer.json
+++ b/composer.json
@@ -21,12 +21,6 @@
             "email": "nickolas@phpsp.org.br"
         }
     ],
-    "repositories": [
-        {
-            "type": "git",
-            "url": "https://github.com/researchgate/libris"
-        }
-    ],
     "require": {
         "php": "^7.4 | ^8.0 | ^8.1 | ^8.2",
         "ext-json": "*",