diff --git a/library/Bpapp/BusinessProcess.php b/library/Bpapp/BusinessProcess.php
index 458b3fe..f12c38c 100644
--- a/library/Bpapp/BusinessProcess.php
+++ b/library/Bpapp/BusinessProcess.php
@@ -144,6 +144,7 @@ class BusinessProcess
                 )
             );
             $node->setMissing();
+            $this->nodes[$name] = $node;
             return $node;
         }