diff --git a/pcbnew/plugins/altium/altium_pcb.cpp b/pcbnew/plugins/altium/altium_pcb.cpp
index c534a232ca..0fb2a005db 100644
--- a/pcbnew/plugins/altium/altium_pcb.cpp
+++ b/pcbnew/plugins/altium/altium_pcb.cpp
@@ -314,7 +314,7 @@ std::vector<PCB_LAYER_ID> ALTIUM_PCB::GetKicadLayersToIterate( ALTIUM_LAYER aAlt
 
         for( PCB_LAYER_ID layer : LSET::AllCuMask().Seq() )
         {
-            if( m_board->IsLayerEnabled( layer ) )
+            if( !m_board || m_board->IsLayerEnabled( layer ) )
                 layers.emplace_back( layer );
         }