diff --git a/composer.json b/composer.json
index 9408cc1..4f4875e 100644
--- a/composer.json
+++ b/composer.json
@@ -18,6 +18,6 @@
         "php": ">=5.3.0"
     },
     "autoload": {
-        "classmap": ["lib/"]
+        "classmap": ["lib/nusoap.php"]
     }
 }