diff --git a/src/ESP32React/UploadFileService.cpp b/src/ESP32React/UploadFileService.cpp
index d600569b6..88786b739 100644
--- a/src/ESP32React/UploadFileService.cpp
+++ b/src/ESP32React/UploadFileService.cpp
@@ -48,7 +48,7 @@ void UploadFileService::handleUpload(AsyncWebServerRequest * request, const Stri
             // LittleFS filesystem image
             _is_filesystem = true;
             _md5[0]        = '\0'; // clear any stale md5 so Update.end() doesn't compare against it
-        } else if ((extension == "bin") && (filesize > 2000000)) {
+        } else if ((extension == "bin") && (filesize > 1000000)) {
             _is_firmware = true;
         } else if (extension == "json") {
             _md5[0] = '\0'; // clear md5
diff --git a/src/emsesp_version.h b/src/emsesp_version.h
index 626543ebd..99a25d00d 100644
--- a/src/emsesp_version.h
+++ b/src/emsesp_version.h
@@ -1 +1 @@
-#define EMSESP_APP_VERSION "3.8.3-dev.2"
+#define EMSESP_APP_VERSION "3.8.3-dev.3"