diff --git a/ex10/binnode.hpp b/ex10/binnode.hpp
index da5a253..f3bfe62 100644
--- a/ex10/binnode.hpp
+++ b/ex10/binnode.hpp
@@ -15,6 +15,10 @@ public:
     binNode *rc;
     ~binNode()
     {
+        if(isLC(this))
+            parent->lc = NULL;
+        else
+            parent->rc = NULL;
         delete lc;
         delete rc;
     }