diff --git a/electrum/gui/qml/plugins.py b/electrum/gui/qml/plugins.py
index 187619b83..a9dffbc67 100644
--- a/electrum/gui/qml/plugins.py
+++ b/electrum/gui/qml/plugins.py
@@ -12,7 +12,7 @@ class PluginQObject(QObject):
 
     _busy = False
 
-    def __init__(self, plugin, parent: 'ElectrumGuiApplication'):
+    def __init__(self, plugin, parent):
         super().__init__(parent)
         self.plugin = plugin
         self.app = parent
diff --git a/electrum/plugins/labels/qml.py b/electrum/plugins/labels/qml.py
index 2d93e8703..6f95dca0e 100644
--- a/electrum/plugins/labels/qml.py
+++ b/electrum/plugins/labels/qml.py
@@ -117,7 +117,7 @@ class Plugin(LabelsPlugin):
             _wallet.labelsUpdated.emit()
 
     @hook
-    def init_qml(self, gui: 'ElectrumGui'):
+    def init_qml(self, gui):
         self.logger.debug(f'init_qml hook called, gui={str(type(gui))}')
         self._app = gui.app
         # important: QSignalObject needs to be parented, as keeping a ref