diff --git a/src/osgPlugins/dxf/DXFWriterNodeVisitor.h b/src/osgPlugins/dxf/DXFWriterNodeVisitor.h
index a5ef761f7..8b13237b6 100644
--- a/src/osgPlugins/dxf/DXFWriterNodeVisitor.h
+++ b/src/osgPlugins/dxf/DXFWriterNodeVisitor.h
@@ -168,6 +168,7 @@ class DXFWriterNodeVisitor: public osg::NodeVisitor {
             osg::NodeVisitor(osg::NodeVisitor::TRAVERSE_ALL_CHILDREN),
             _fout(fout),
             _currentStateSet(new osg::StateSet()),
+            _count(0),
             _firstPass(true),
             _writeTriangleAs3DFace(true)
         {