diff --git a/setup.py b/setup.py
index 5cf2dcf..2ba9a34 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 
 setup(
     name='tasmotizer',
-    version="1.1",
+    version="1.1a",
     url='https://github.com/tasmota/tasmotizer',
     py_modules=['tasmotizer', 'gui', 'tasmotizer-esptool', 'banner'],
     license='GPLv3',
diff --git a/tasmotizer.py b/tasmotizer.py
index 42a3839..77a66ea 100644
--- a/tasmotizer.py
+++ b/tasmotizer.py
@@ -67,7 +67,7 @@ def execute(self):
         esptool.sw.setContinueFlag(True)
         command_base = ["--chip", "esp8266", "--port", self.port, "--baud", "115200"]
         command_backup = ["read_flash", "0x00000", "0x100000", "backup_{}.bin".format(datetime.now().strftime("%Y%m%d_%H%M%S"))]
-        command_write = ["write_flash", "--flash_mode", "dout", "0x00000", self.bin_file]
+        command_write = ["write_flash", "--flash_size", "1MB", "--flash_mode", "dout", "0x00000", self.bin_file]
 
         if self.erase:
             command_write.append("--erase-all")
@@ -441,7 +441,7 @@ def __init__(self):
         self.nrRelease = QNetworkRequest(QUrl("http://thehackbox.org/tasmota/release/release.php"))
         self.nrDevelopment = QNetworkRequest(QUrl("http://thehackbox.org/tasmota/development.php"))
 
-        self.setWindowTitle("Tasmotizer 1.1")
+        self.setWindowTitle("Tasmotizer 1.1a")
         self.setMinimumWidth(480)
 
         self.mode = 0  # BIN file