diff --git a/picard/ui/options/plugins.py b/picard/ui/options/plugins.py
index 307eb852d..8aae3bc55 100644
--- a/picard/ui/options/plugins.py
+++ b/picard/ui/options/plugins.py
@@ -306,7 +306,7 @@ class PluginsOptionsPage(OptionsPage):
         self.ui.details.setText("<p>%s</p>" % "<br/>\n".join(text))
 
     def open_plugins(self):
-        files = QtWidgets.QFileDialog.getOpenFileNames(
+        files, _filter = QtWidgets.QFileDialog.getOpenFileNames(
             self,
             "",
             QtCore.QDir.homePath(),