diff --git a/octoprint_firmwareupdater/__init__.py b/octoprint_firmwareupdater/__init__.py
index 66a1109..963b3ba 100644
--- a/octoprint_firmwareupdater/__init__.py
+++ b/octoprint_firmwareupdater/__init__.py
@@ -206,7 +206,7 @@ def _start_flash_process(self, method, hex_file, printer_port):
     def _flash_worker(self, method, firmware, printer_port):
         # Run pre-flash system command
         preflash_command = self.get_profile_setting("preflash_commandline")
-        if preflash_command is not None and self.get_profile_setting_boolean("enable_postflash_gcode"):
+        if preflash_command is not None and self.get_profile_setting_boolean("enable_preflash_commandline"):
             self._logger.info("Executing pre-flash commandline '{}'".format(preflash_command))
             try:
                 r = os.system(preflash_command)
diff --git a/setup.py b/setup.py
index 71e5369..9266be2 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,7 @@
 plugin_name = "OctoPrint-FirmwareUpdater"
 
 # The plugin's version. Can be overwritten within OctoPrint's internal data via __plugin_version__ in the plugin module
-plugin_version = "1.10.10b0"
+plugin_version = "1.10.10b1"
 
 
 # The plugin's description. Can be overwritten within OctoPrint's internal data via __plugin_description__ in the plugin