diff --git a/Projects/NUCLEO-F207ZG/Applications/USB_Host/MSC_Standalone/Src/file_operations.c b/Projects/NUCLEO-F207ZG/Applications/USB_Host/MSC_Standalone/Src/file_operations.c
index 284cf2cc..c95b814e 100644
--- a/Projects/NUCLEO-F207ZG/Applications/USB_Host/MSC_Standalone/Src/file_operations.c
+++ b/Projects/NUCLEO-F207ZG/Applications/USB_Host/MSC_Standalone/Src/file_operations.c
@@ -40,7 +40,7 @@ uint8_t wtext[] = "USB Host Library : Mass Storage Example";
   */
 void MSC_File_Operations(void)
 {
-  uint16_t bytesread;
+  uint32_t bytesread;
   
   LCD_UsrLog("INFO : FatFs Initialized \n");
   
diff --git a/Projects/STM322xG_EVAL/Applications/USB_Host/DualCore_Standalone/Src/file_operations.c b/Projects/STM322xG_EVAL/Applications/USB_Host/DualCore_Standalone/Src/file_operations.c
index 1c14093a..eb50a148 100644
--- a/Projects/STM322xG_EVAL/Applications/USB_Host/DualCore_Standalone/Src/file_operations.c
+++ b/Projects/STM322xG_EVAL/Applications/USB_Host/DualCore_Standalone/Src/file_operations.c
@@ -40,7 +40,7 @@ uint8_t wtext [] = "USB Host Library : Mass Storage Example";
   */
 void MSC_File_Operations(void)
 {
-  uint16_t bytesread;
+  uint32_t bytesread;
   
   /* Register the file system object to the FatFs module */
   if(f_mount(&USBH_fatfs, "", 0) != FR_OK)
diff --git a/Projects/STM322xG_EVAL/Applications/USB_Host/DynamicSwitch_Standalone/Src/file_operations.c b/Projects/STM322xG_EVAL/Applications/USB_Host/DynamicSwitch_Standalone/Src/file_operations.c
index f9936137..38c4d4e2 100644
--- a/Projects/STM322xG_EVAL/Applications/USB_Host/DynamicSwitch_Standalone/Src/file_operations.c
+++ b/Projects/STM322xG_EVAL/Applications/USB_Host/DynamicSwitch_Standalone/Src/file_operations.c
@@ -40,7 +40,7 @@ uint8_t wtext [] = "USB Host Library : Mass Storage Example";
   */
 void MSC_File_Operations(void)
 {
-  uint16_t bytesread;
+  uint32_t bytesread;
   
   /* Register the file system object to the FatFs module */
   if(f_mount(&USBH_fatfs, "", 0 ) != FR_OK )
diff --git a/Projects/STM322xG_EVAL/Applications/USB_Host/FWupgrade_Standalone/Src/command.c b/Projects/STM322xG_EVAL/Applications/USB_Host/FWupgrade_Standalone/Src/command.c
index 769ac7af..e1bbe8c4 100644
--- a/Projects/STM322xG_EVAL/Applications/USB_Host/FWupgrade_Standalone/Src/command.c
+++ b/Projects/STM322xG_EVAL/Applications/USB_Host/FWupgrade_Standalone/Src/command.c
@@ -192,7 +192,7 @@ static void COMMAND_ProgramFlashMemory(void)
 {
   uint32_t programcounter = 0x00;
   uint8_t readflag = TRUE;
-  uint16_t bytesread;
+  uint32_t bytesread;
   
   /* RAM Address Initialization */
   RamAddress = (uint32_t) &RAM_Buf;
diff --git a/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_RTOS/Src/file_operations.c b/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_RTOS/Src/file_operations.c
index 83b0aed7..6f81b931 100644
--- a/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_RTOS/Src/file_operations.c
+++ b/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_RTOS/Src/file_operations.c
@@ -40,7 +40,7 @@ uint8_t wtext[] = "USB Host Library : Mass Storage Example";
   */
 void MSC_File_Operations(void)
 {
-  uint16_t bytesread;
+  uint32_t bytesread;
   
   LCD_UsrLog("INFO : FatFs Initialized \n");
   
diff --git a/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_Standalone/Src/file_operations.c b/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_Standalone/Src/file_operations.c
index 284cf2cc..c95b814e 100644
--- a/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_Standalone/Src/file_operations.c
+++ b/Projects/STM322xG_EVAL/Applications/USB_Host/MSC_Standalone/Src/file_operations.c
@@ -40,7 +40,7 @@ uint8_t wtext[] = "USB Host Library : Mass Storage Example";
   */
 void MSC_File_Operations(void)
 {
-  uint16_t bytesread;
+  uint32_t bytesread;
   
   LCD_UsrLog("INFO : FatFs Initialized \n");