diff --git a/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/dml-chart.xsd b/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/dml-chart.xsd
new file mode 100644
index 0000000..d331d70
--- /dev/null
+++ b/xlsx/scripts/office/schemas/ISO-IEC29500-4_2016/dml-chart.xsd
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships" xmlns:c="http://schemas.openxmlformats.org/drawingml/2006/chart" targetNamespace="http://schemas.openxmlformats.org/drawingml/2006/chart" elementFormDefault="qualified">
+  <xs:import namespace="http://schemas.openxmlformats.org/officeDocument/2006/relationships" schemaLocation="shared-relationshipReference.xsd"/>
+  <xs:element name="chartSpace" type="c:CT_ChartSpace"/>
+  <xs:complexType name="CT_ChartSpace">
+    <xs:sequence>
+      <xs:element name="date1904" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="lang" type="xs:string" minOccurs="0"/>
+      <xs:element name="roundedCorners" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="style" type="xs:unsignedByte" minOccurs="0"/>
+      <xs:element name="clrMapOvr" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="pivotSource" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:element name="name" type="xs:string" minOccurs="0"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="chart" type="c:CT_Chart"/>
+      <xs:element name="spPr" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="txPr" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="printSettings" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+    </xs:sequence>
+  </xs:complexType>
+  <xs:complexType name="CT_Chart">
+    <xs:sequence>
+      <xs:element name="title" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="autoTitleDeleted" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="pivotFmts" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="view3D" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="floor" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="sideWall" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="backWall" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="plotArea" type="c:CT_PlotArea"/>
+      <xs:element name="legend" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="plotVisOnly" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="dispBlanksAs" minOccurs="0">
+        <xs:complexType>
+          <xs:attribute name="val" type="xs:string" use="required"/>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="showLegendKey" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="showVal" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="showCatName" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="showSerName" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="showPercent" type="xs:boolean" minOccurs="0"/>
+      <xs:element name="separatorChar" type="xs:string" minOccurs="0"/>
+      <xs:element name="leaderLines" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+      <xs:element name="chartLiens" minOccurs="0">
+        <xs:complexType>
+          <xs:sequence>
+            <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+          </xs:sequence>
+        </xs:complexType>
+      </xs:element>
+    </xs:sequence>
+  </xs:complexType>
+  <xs:complexType name="CT_PlotArea">
+    <xs:sequence>
+      <xs:any minOccurs="0" maxOccurs="unbounded" processContents="lax"/>
+    </xs:sequence>
+  </xs:complexType>
+</xs:schema>
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