diff --git a/src/file/numbering/abstract-numbering.spec.ts b/src/file/numbering/abstract-numbering.spec.ts
index df5416f453..8a9827aec2 100644
--- a/src/file/numbering/abstract-numbering.spec.ts
+++ b/src/file/numbering/abstract-numbering.spec.ts
@@ -625,7 +625,6 @@ describe("AbstractNumbering", () => {
                     },
                     expected: [
                         { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                        { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                     ],
                 },
                 {
@@ -636,7 +635,6 @@ describe("AbstractNumbering", () => {
                     },
                     expected: [
                         { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                        { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                     ],
                 },
                 {
@@ -645,10 +643,8 @@ describe("AbstractNumbering", () => {
                         fill: "00FFFF",
                         color: "FF0000",
                     },
-                    shadingComplexScript: true,
                     expected: [
                         { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                        { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                     ],
                 },
                 {
@@ -657,7 +653,6 @@ describe("AbstractNumbering", () => {
                         fill: "00FFFF",
                         color: "FF0000",
                     },
-                    shadingComplexScript: false,
                     expected: [{ "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } }],
                 },
                 {
@@ -666,18 +661,12 @@ describe("AbstractNumbering", () => {
                         fill: "00FFFF",
                         color: "FF0000",
                     },
-                    shadingComplexScript: {
-                        type: ShadingType.PERCENT_10,
-                        fill: "00FFFF",
-                        color: "00FF00",
-                    },
                     expected: [
                         { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                        { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "00FF00" } } },
                     ],
                 },
             ];
-            shadingTests.forEach(({ shadow, shading, shadingComplexScript, expected }) => {
+            shadingTests.forEach(({ shadow, shading, expected }) => {
                 it("#shadow correctly", () => {
                     const abstractNumbering = new AbstractNumbering(1, [
                         {
@@ -685,7 +674,7 @@ describe("AbstractNumbering", () => {
                             format: LevelFormat.LOWER_ROMAN,
                             text: "%0.",
                             style: {
-                                run: { shadow, shading, shadingComplexScript },
+                                run: { shadow, shading },
                             },
                         },
                     ]);
diff --git a/src/file/paragraph/run/formatting.ts b/src/file/paragraph/run/formatting.ts
index 36c202b8d5..e10bda376a 100644
--- a/src/file/paragraph/run/formatting.ts
+++ b/src/file/paragraph/run/formatting.ts
@@ -200,15 +200,3 @@ export class Shading extends XmlComponent {
     }
 }
 
-export class ShadowComplexScript extends XmlComponent {
-    constructor(value: string, fill: string, color: string) {
-        super("w:shdCs");
-        this.root.push(
-            new Attributes({
-                val: value,
-                fill: fill,
-                color: color,
-            }),
-        );
-    }
-}
diff --git a/src/file/paragraph/run/properties.ts b/src/file/paragraph/run/properties.ts
index 7fb054d545..fa61e4d9d7 100644
--- a/src/file/paragraph/run/properties.ts
+++ b/src/file/paragraph/run/properties.ts
@@ -16,7 +16,6 @@ import {
     ItalicsComplexScript,
     RightToLeft,
     Shading,
-    ShadowComplexScript,
     Size,
     SizeComplexScript,
     SmallCaps,
@@ -63,7 +62,6 @@ export interface IRunStylePropertiesOptions {
         readonly fill: string;
         readonly color: string;
     };
-    readonly shadingComplexScript?: boolean | IRunStylePropertiesOptions["shading"];
     readonly shadow?: IRunStylePropertiesOptions["shading"];
     readonly emboss?: boolean;
     readonly imprint?: boolean;
@@ -185,11 +183,6 @@ export class RunProperties extends IgnoreIfEmptyXmlComponent {
         if (shading) {
             this.push(new Shading(shading.type, shading.fill, shading.color));
         }
-        const shdCs =
-            options.shadingComplexScript === undefined || options.shadingComplexScript === true ? shading : options.shadingComplexScript;
-        if (shdCs) {
-            this.push(new ShadowComplexScript(shdCs.type, shdCs.fill, shdCs.color));
-        }
     }
 
     public push(item: XmlComponent): void {
diff --git a/src/file/paragraph/run/run.spec.ts b/src/file/paragraph/run/run.spec.ts
index 5dc7c270d0..fb4284308c 100644
--- a/src/file/paragraph/run/run.spec.ts
+++ b/src/file/paragraph/run/run.spec.ts
@@ -245,15 +245,6 @@ describe("Run", () => {
                     {
                         "w:rPr": [
                             { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                            {
-                                "w:shdCs": {
-                                    _attr: {
-                                        "w:val": "pct10",
-                                        "w:fill": "00FFFF",
-                                        "w:color": "FF0000",
-                                    },
-                                },
-                            },
                         ],
                     },
                 ],
diff --git a/src/file/styles/style/character-style.spec.ts b/src/file/styles/style/character-style.spec.ts
index c7adf4ff97..434376ebf8 100644
--- a/src/file/styles/style/character-style.spec.ts
+++ b/src/file/styles/style/character-style.spec.ts
@@ -784,7 +784,6 @@ describe("CharacterStyle", () => {
                 },
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                 ],
             },
             {
@@ -795,7 +794,6 @@ describe("CharacterStyle", () => {
                 },
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                 ],
             },
             {
@@ -804,10 +802,8 @@ describe("CharacterStyle", () => {
                     fill: "00FFFF",
                     color: "FF0000",
                 },
-                shadingComplexScript: true,
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                 ],
             },
             {
@@ -816,7 +812,6 @@ describe("CharacterStyle", () => {
                     fill: "00FFFF",
                     color: "FF0000",
                 },
-                shadingComplexScript: false,
                 expected: [{ "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } }],
             },
             {
@@ -825,22 +820,16 @@ describe("CharacterStyle", () => {
                     fill: "00FFFF",
                     color: "FF0000",
                 },
-                shadingComplexScript: {
-                    type: ShadingType.PERCENT_10,
-                    fill: "00FFFF",
-                    color: "00FF00",
-                },
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "00FF00" } } },
                 ],
             },
         ];
-        shadingTests.forEach(({ shadow, shading, shadingComplexScript, expected }) => {
+        shadingTests.forEach(({ shadow, shading, expected }) => {
             it("#shadow correctly", () => {
                 const style = new StyleForCharacter({
                     id: "myStyleId",
-                    run: { shadow, shading, shadingComplexScript },
+                    run: { shadow, shading },
                 });
                 const tree = new Formatter().format(style);
                 expect(tree).to.deep.equal({
diff --git a/src/file/styles/style/paragraph-style.spec.ts b/src/file/styles/style/paragraph-style.spec.ts
index 8683234793..7fabb2024d 100644
--- a/src/file/styles/style/paragraph-style.spec.ts
+++ b/src/file/styles/style/paragraph-style.spec.ts
@@ -660,7 +660,6 @@ describe("ParagraphStyle", () => {
                 },
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                 ],
             },
             {
@@ -671,7 +670,6 @@ describe("ParagraphStyle", () => {
                 },
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                 ],
             },
             {
@@ -680,10 +678,8 @@ describe("ParagraphStyle", () => {
                     fill: "00FFFF",
                     color: "FF0000",
                 },
-                shadingComplexScript: true,
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
                 ],
             },
             {
@@ -692,7 +688,6 @@ describe("ParagraphStyle", () => {
                     fill: "00FFFF",
                     color: "FF0000",
                 },
-                shadingComplexScript: false,
                 expected: [{ "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } }],
             },
             {
@@ -701,22 +696,16 @@ describe("ParagraphStyle", () => {
                     fill: "00FFFF",
                     color: "FF0000",
                 },
-                shadingComplexScript: {
-                    type: ShadingType.PERCENT_10,
-                    fill: "00FFFF",
-                    color: "00FF00",
-                },
                 expected: [
                     { "w:shd": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "FF0000" } } },
-                    { "w:shdCs": { _attr: { "w:val": "pct10", "w:fill": "00FFFF", "w:color": "00FF00" } } },
                 ],
             },
         ];
-        shadingTests.forEach(({ shadow, shading, shadingComplexScript, expected }) => {
+        shadingTests.forEach(({ shadow, shading, expected }) => {
             it("#shadow correctly", () => {
                 const style = new StyleForParagraph({
                     id: "myStyleId",
-                    run: { shadow, shading, shadingComplexScript },
+                    run: { shadow, shading },
                 });
                 const tree = new Formatter().format(style);
                 expect(tree).to.deep.equal({