diff --git a/src/components/DualSpreadsheet/DualSpreadsheet.tsx b/src/components/DualSpreadsheet/DualSpreadsheet.tsx
index 663e129..ec0c892 100644
--- a/src/components/DualSpreadsheet/DualSpreadsheet.tsx
+++ b/src/components/DualSpreadsheet/DualSpreadsheet.tsx
@@ -711,6 +711,7 @@ const DualSpreadsheet: FC<DualSpreadsheetProps> = ({
 
   useEffect(() => {
     const reportTemplate = templateData?.[SHEET_NAMES.report]
+
     if (reportTemplate) {
       // Очищаем старые значения
       initialTemplateValues.current = {}
@@ -774,10 +775,23 @@ const DualSpreadsheet: FC<DualSpreadsheetProps> = ({
 
           const cellName = getColumnLabel(col) + (row + 1)
           const templateValue = initialTemplateValues.current[cellName] ?? ''
+
+          // Нормализуем значения для сравнения
+          const normalizeValue = (value: any): string => {
+            if (value === null || value === undefined) return ''
+            const str = String(value).trim()
+            // Считаем "0" и пустую строку эквивалентными
+            if (str === '0' || str === '') return ''
+            return str
+          }
+
+          const normalizedTemplate = normalizeValue(templateValue)
+          const normalizedRaw = normalizeValue(rawValue)
+
           const isModified =
             sheetType === 'report' &&
-            templateValue !== '' &&
-            rawValue !== templateValue
+            normalizedTemplate !== '' &&
+            normalizedRaw !== normalizedTemplate
 
           cachedData[cellKey] = {
             displayValue,