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-rw-r--r--ext/bg/js/settings/keyboard-mouse-input-field.js2
1 files changed, 1 insertions, 1 deletions
diff --git a/ext/bg/js/settings/keyboard-mouse-input-field.js b/ext/bg/js/settings/keyboard-mouse-input-field.js
index f9c6dfcd..d5a2a2ea 100644
--- a/ext/bg/js/settings/keyboard-mouse-input-field.js
+++ b/ext/bg/js/settings/keyboard-mouse-input-field.js
@@ -147,7 +147,7 @@ class KeyboardMouseInputField extends EventDispatcher {
}
_getModifierKeys(e) {
- const modifiers = DocumentUtil.getActiveModifiers(e);
+ const modifiers = new Set(DocumentUtil.getActiveModifiers(e));
// https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/metaKey
// https://askubuntu.com/questions/567731/why-is-shift-alt-being-mapped-to-meta
// It works with mouse events on some platforms, so try to determine if metaKey is pressed.