diff --git a/pptx/scripts/office/schemas/ISO-IEC29500-4_2016/dml-chart.xsd b/pptx/scripts/office/schemas/ISO-IEC29500-4_2016/dml-chart.xsd
new file mode 100644
index 0000000..59d7ef7
--- /dev/null
+++ b/pptx/scripts/office/schemas/ISO-IEC29500-4_2016/dml-chart.xsd
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<xsd:schema xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+  xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main"
+  xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships"
+  xmlns="http://schemas.openxmlformats.org/drawingml/2006/chart"
+  xmlns:cdr="http://schemas.openxmlformats.org/drawingml/2006/chartDrawing"
+  xmlns:s="http://schemas.openxmlformats.org/officeDocument/2006/sharedTypes"
+  targetNamespace="http://schemas.openxmlformats.org/drawingml/2006/chart"
+  elementFormDefault="qualified" attributeFormDefault="unqualified" blockDefault="#all">
+  <xsd:import namespace="http://schemas.openxmlformats.org/officeDocument/2006/relationships"
+    schemaLocation="shared-relationshipReference.xsd"/>
+  <xsd:import namespace="http://schemas.openxmlformats.org/drawingml/2006/main"
+    schemaLocation="dml-main.xsd"/>
+  <xsd:import namespace="http://schemas.openxmlformats.org/drawingml/2006/chartDrawing"
+    schemaLocation="dml-chartDrawing.xsd"/>
+  <xsd:import namespace="http://schemas.openxmlformats.org/officeDocument/2006/sharedTypes"
+    schemaLocation="shared-commonSimpleTypes.xsd"/>
+</xsd:schema>
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