diff --git a/pcbnew/router/pns_line.cpp b/pcbnew/router/pns_line.cpp
index 25a522dd53..39d5f5cd31 100644
--- a/pcbnew/router/pns_line.cpp
+++ b/pcbnew/router/pns_line.cpp
@@ -417,7 +417,7 @@ SHAPE_LINE_CHAIN dragCornerInternal( const SHAPE_LINE_CHAIN& aOrigin, const VECT
 
     DIRECTION_45 dir( aOrigin.CPoint( -1 ) - aOrigin.CPoint( -2 ) );
 
-    return DIRECTION_45().BuildInitialTrace( aOrigin.CPoint( -1 ), aP, dir.IsDiagonal() );
+    return DIRECTION_45().BuildInitialTrace( aOrigin.CPoint( 0 ), aP, dir.IsDiagonal() );
 }