diff --git a/pcbnew/dialogs/dialog_drc.cpp b/pcbnew/dialogs/dialog_drc.cpp
index db3e39f6ca..b208bd7c8c 100644
--- a/pcbnew/dialogs/dialog_drc.cpp
+++ b/pcbnew/dialogs/dialog_drc.cpp
@@ -66,7 +66,6 @@ DIALOG_DRC::DIALOG_DRC( PCB_EDIT_FRAME* aEditorFrame, wxWindow* aParent ) :
         DIALOG_DRC_BASE( aParent ),
         PROGRESS_REPORTER_BASE( 1 ),
         m_running( false ),
-        m_cancelled( false ),
         m_drcRun( false ),
         m_footprintTestsRun( false ),
         m_markersTreeModel( nullptr ),
diff --git a/pcbnew/dialogs/dialog_drc.h b/pcbnew/dialogs/dialog_drc.h
index 0226c2ccb2..a019065927 100644
--- a/pcbnew/dialogs/dialog_drc.h
+++ b/pcbnew/dialogs/dialog_drc.h
@@ -120,7 +120,6 @@ private:
     BOARD*             m_currentBoard;     // the board currently on test
     PCB_EDIT_FRAME*    m_frame;
     bool               m_running;
-    std::atomic<bool>  m_cancelled;
     bool               m_drcRun;
     bool               m_footprintTestsRun;