diff --git a/src/libs/vdxf/dxiface.cpp b/src/libs/vdxf/dxiface.cpp
index df2aa7301..5ca5e7da4 100644
--- a/src/libs/vdxf/dxiface.cpp
+++ b/src/libs/vdxf/dxiface.cpp
@@ -26,6 +26,7 @@ dx_iface::dx_iface(const std::string &file, DRW::Version v, VarMeasurement varMe
 {
     InitHeader(varMeasurement, varInsunits);
     InitTextstyles();
+    InitVPorts();
     InitAppId();
 }
 
@@ -301,6 +302,14 @@ void dx_iface::InitTextstyles()
     cData.textStyles.push_back(style);
 }
 
+void dx_iface::InitVPorts()
+{
+    DRW_Vport vport;
+    vport.name = "*ACTIVE";
+    vport.height = 297.0;
+    cData.VPorts.push_back(vport);
+}
+
 void dx_iface::InitAppId()
 {
     DRW_AppId ai;
diff --git a/src/libs/vdxf/dxiface.h b/src/libs/vdxf/dxiface.h
index 9a70b8e0c..15adc34f3 100644
--- a/src/libs/vdxf/dxiface.h
+++ b/src/libs/vdxf/dxiface.h
@@ -133,6 +133,7 @@ private:
 
     void InitHeader(VarMeasurement varMeasurement, VarInsunits varInsunits);
     void InitTextstyles();
+    void InitVPorts();
     void InitAppId();
 
     static std::string LocaleToISO();