diff --git a/pcbnew/ratsnest_data.cpp b/pcbnew/ratsnest_data.cpp
index e66451b86b..af5f6932fd 100644
--- a/pcbnew/ratsnest_data.cpp
+++ b/pcbnew/ratsnest_data.cpp
@@ -240,7 +240,7 @@ void RN_NET::compute()
 
         return;
     }
-    else if( boardNodes.size() == 1 )   // This case is even simpler
+    else if( boardNodes.size() <= 1 )   // This case is even simpler
     {
         m_rnEdges.reset( new std::vector<RN_EDGE_PTR>( 0 ) );