diff --git a/src/js/protocols/stm32usbdfu.js b/src/js/protocols/stm32usbdfu.js
index 0be780a7..0e6d9829 100644
--- a/src/js/protocols/stm32usbdfu.js
+++ b/src/js/protocols/stm32usbdfu.js
@@ -796,7 +796,7 @@ STM32DFU_protocol.prototype.upload_procedure = function (step) {
                   }
                 }
                 
-                if (erase_pages.length == 0) {
+                if (erase_pages.length === 0) {
                     console.log('Aborting, No flash pages to erase');
                     TABS.firmware_flasher.flashingMessage(i18n.getMessage('stm32InvalidHex'), TABS.firmware_flasher.FLASH_MESSAGE_TYPES.INVALID);
                     self.upload_procedure(99);