diff --git a/pcbnew/class_board.cpp b/pcbnew/class_board.cpp
index 0091e6def9..835ac9c736 100644
--- a/pcbnew/class_board.cpp
+++ b/pcbnew/class_board.cpp
@@ -2847,6 +2847,8 @@ void BOARD::ReplaceNetlist( NETLIST& aNetlist, bool aDeleteSinglePadNets,
         }
     }
 
+    m_connectivity->RecalculateRatsnest();
+
     std::swap( newFootprints, *aNewFootprints );
 }