diff --git a/Src/StorageOnFlashFlagchip.c b/Src/StorageOnFlashFlagchip.c
index 52b1c4e..abafd0e 100644
--- a/Src/StorageOnFlashFlagchip.c
+++ b/Src/StorageOnFlashFlagchip.c
@@ -57,11 +57,12 @@ xStorageOnFlashFlagchip_DumpOn(
         return STORAGE_ERR_DEVICE;
     }
 
-    if (sInternalFlashPage_Write(pageAddress, dataSizeOnFlash, (uint8_t *) &dataCrc, 4) != 4) {
+    uint64_t dataCrc64 = dataCrc;
+    if (sInternalFlashPage_Write(pageAddress, dataSizeOnFlash, (uint8_t *) &dataCrc64, 8) != 8) {
         return STORAGE_ERR_DEVICE;
     }
 
-    uint32_t flashCalcCrc = xStorageOnFlashArtery_CrcFlash((uint8_t *) pageAddress, size);
+    uint32_t flashCalcCrc = xStorageOnFlashArtery_CrcFlash((uint8_t *) pageAddress, size );
     uint32_t flashReedCrc = iInternalFlashPage_ReadWord(pageAddress + dataSizeOnFlash);
 
     if ((flashCalcCrc == flashReedCrc) && (flashCalcCrc == dataCrc)) {
@@ -74,6 +75,9 @@ xStorageOnFlashFlagchip_DumpOn(
 
 static uint8_t xStorageOnFlashFlagchip_Dump(tStorageOnFlashFlagchip *env, void *data, size_t size) {
 
+
+    size = size - 8;
+
     uint32_t crc = xStorageOnFlashArtery_Crc(data, size);
 
     if (xStorageOnFlashFlagchip_DumpOn(env, crc, env->recoveryFlashPageAddress, data, size) != STORAGE_OK) {
@@ -90,6 +94,8 @@ static uint8_t xStorageOnFlashFlagchip_Dump(tStorageOnFlashFlagchip *env, void *
 
 eStorageStatus xStorageOnFlashFlagchip_Load(tStorageOnFlashFlagchip *env, void *data, size_t size) {
 
+    size = size - 8;
+
     size_t dataSizeOnFlash = size;//(size + 3) & (~3); // выравниваем до кратного 4 (целое количество слов)
 
     uint32_t recoveryCrcCalc = xStorageOnFlashArtery_CrcFlash((uint8_t *) env->recoveryFlashPageAddress, size);