diff --git a/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/vml-main.xsd b/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/vml-main.xsd
new file mode 100644
index 0000000..c38ada5
--- /dev/null
+++ b/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/vml-main.xsd
@@ -0,0 +1,95 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+ xmlns="urn:schemas-microsoft-com:vml"
+ targetNamespace="urn:schemas-microsoft-com:vml"
+ elementFormDefault="qualified">
+ <xsd:element name="shapetype" type="CT_Shapetype"/>
+ <xsd:element name="shape" type="CT_Shape"/>
+ <xsd:element name="group" type="CT_Group"/>
+ <xsd:element name="image" type="CT_Image"/>
+ <xsd:element name="oval" type="CT_Oval"/>
+ <xsd:element name="polyline" type="CT_Polyline"/>
+ <xsd:element name="line" type="CT_Line"/>
+ <xsd:element name="curve" type="CT_Curve"/>
+ <xsd:element name="rect" type="CT_Rect"/>
+ <xsd:element name="roundrect" type="CT_Roundrect"/>
+ <xsd:element name="arc" type="CT_Arc"/>
+ <xsd:complexType name="CT_Shapetype">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="name" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Shape">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+  <xsd:attribute name="type" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Group">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Image">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Oval">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Polyline">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Line">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Curve">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Rect">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Roundrect">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+ <xsd:complexType name="CT_Arc">
+  <xsd:sequence>
+   <xsd:any namespace="##any" processContents="lax" minOccurs="0" maxOccurs="unbounded"/>
+  </xsd:sequence>
+  <xsd:attribute name="id" type="xsd:string"/>
+  <xsd:attribute name="style" type="xsd:string"/>
+ </xsd:complexType>
+</xsd:schema>