diff --git a/composer.json b/composer.json
index 0f7e3de..33db2f6 100644
--- a/composer.json
+++ b/composer.json
@@ -109,6 +109,12 @@
       }
     }
   },
+  "repositories": [
+    {
+      "type": "vcs",
+      "url": "https://github.com/mathsolver/mathsolver.git"
+    }
+  ],
   "minimum-stability": "dev",
   "prefer-stable": true
 }