diff --git a/src/Views/SheetView.ts b/src/Views/SheetView.ts
index eedee5e..edb7d1a 100644
--- a/src/Views/SheetView.ts
+++ b/src/Views/SheetView.ts
@@ -18,7 +18,9 @@ import * as XLSX from "xlsx";
 import * as ExcelJS from "exceljs";
 import { stox } from "../utils/xlsxpread";
 import { toSpreadsheet } from "src/utils/excelConverter";
-import { createSpreadSheet, saveToFile } from "./spreadSheetWrapper";
+import { createSpreadSheet, prepareDataForSaving, saveToFile } from "./spreadSheetWrapper";
+import Spreadsheet from "x-data-spreadsheet";
+import { SheetData } from "x-data-spreadsheet";
 
 
 const DEFAULT_OPTIONS = {
@@ -199,13 +201,15 @@ async function parseFileContent(filename:string, fileContent:ArrayBuffer){
 
 }
 
+
+
 function saveDataIntoBlock(
     data: any,
     sheet: any,
     ctx: MarkdownPostProcessorContext
 ) {
-    const s = (ctx as any).spreadsheet;
-    const dts = s.getData();
+    const s = (ctx as any).spreadsheet as Spreadsheet;
+    const dts = prepareDataForSaving( s.getData() as SheetData[] );
 
     const view = app.workspace.getActiveViewOfType(MarkdownView);
     if (!view) return;
diff --git a/src/Views/spreadSheetWrapper.ts b/src/Views/spreadSheetWrapper.ts
index fa66d9f..607041e 100644
--- a/src/Views/spreadSheetWrapper.ts
+++ b/src/Views/spreadSheetWrapper.ts
@@ -4,6 +4,7 @@ import Spreadsheet from "x-data-spreadsheet";
 import * as XLSX from "xlsx";
 import { xtos } from "../utils/xlsxpread";
 import { toExcelJS } from "src/utils/excelConverter";
+import { SheetData } from "x-data-spreadsheet";
 
 
 function resolve_book_type(fileName: string): XLSX.BookType {
@@ -129,3 +130,36 @@ function styleSS2WB(ssstyle: any) {
     }
     return style;
 }
+
+
+export function prepareDataForSaving(data: SheetData[]): SheetData[] {
+
+    for(const sheet of data){
+        const actualStyles = [];
+        const usedStyles = new Map<number, number>();
+        if(sheet.styles !== undefined) {
+            for(const rowId in sheet.rows) {
+                const rowNum = Number(rowId)
+                if(!isNaN(rowNum)) {
+                    const row = sheet.rows[rowNum];
+                    for(const cellId in row.cells) {
+                        const cellNum = Number(cellId);
+                        const cell = row.cells[cellNum];
+                        if(cell.style !== undefined){
+                            if(usedStyles.has(cell.style)){
+                                cell.style = usedStyles.get(cell.style)
+                            } else {
+                                actualStyles.push(sheet.styles[cell.style])
+                                const index = actualStyles.length-1;
+                                usedStyles.set(cell.style, index)
+                                cell.style = index;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+        sheet.styles = actualStyles;
+    }
+    return data;
+}