diff --git a/pcbnew/plugins/cadstar/cadstar_pcb_archive_parser.cpp b/pcbnew/plugins/cadstar/cadstar_pcb_archive_parser.cpp
index 6d6b4e73d5..ddddef9419 100644
--- a/pcbnew/plugins/cadstar/cadstar_pcb_archive_parser.cpp
+++ b/pcbnew/plugins/cadstar/cadstar_pcb_archive_parser.cpp
@@ -124,6 +124,7 @@ void CADSTAR_PCB_ARCHIVE_PARSER::Parse()
     }
 
     delete m_rootNode;
+    m_rootNode = nullptr;
 }