diff --git a/src/ndppd.cc b/src/ndppd.cc
index bec9656..8642759 100644
--- a/src/ndppd.cc
+++ b/src/ndppd.cc
@@ -152,7 +152,7 @@ static bool configure(ptr<conf>& cf)
         ptr<proxy> pr = proxy::open(*pr_cf);
 
         if (!pr) {
-            return false;
+            return true;
         }
 
         if (!(x_cf = pr_cf->find("router")))