diff --git a/src/composer.json b/src/composer.json
index 982a6dd..ff499e6 100644
--- a/src/composer.json
+++ b/src/composer.json
@@ -5,7 +5,8 @@
     "repositories": [
         {
             "type": "vcs",
-            "url": "https://github.com/IMSGlobal/lti-1-3-php-library"
+            "url": "https://github.com/IMSGlobal/lti-1-3-php-library",
+            "no-api": true
         }
     ],
     "authors": [