diff --git a/cura/CrashHandler.py b/cura/CrashHandler.py
index e86e407902..b40a33ae58 100644
--- a/cura/CrashHandler.py
+++ b/cura/CrashHandler.py
@@ -23,8 +23,6 @@ fatal_exception_types = [
 
 def show(exception_type, value, tb):
     debug_mode = False
-    if QCoreApplication.instance():
-        debug_mode = QCoreApplication.instance().getCommandLineOption("debug-mode", False)
 
     Logger.log("c", "An uncaught exception has occurred!")
     for line in traceback.format_exception(exception_type, value, tb):
diff --git a/cura/CuraApplication.py b/cura/CuraApplication.py
index 4753955337..bd0a86d4af 100644
--- a/cura/CuraApplication.py
+++ b/cura/CuraApplication.py
@@ -407,7 +407,6 @@ class CuraApplication(QtApplication):
     def addCommandLineOptions(self, parser):
         super().addCommandLineOptions(parser)
         parser.add_argument("file", nargs="*", help="Files to load after starting the application.")
-        parser.add_argument("--debug", dest="debug-mode", action="store_true", default=False, help="Enable detailed crash reports.")
 
     def run(self):
         self.showSplashMessage(self._i18n_catalog.i18nc("@info:progress", "Setting up scene..."))