diff --git a/qt_ui/windows/mission/QEditFlightDialog.py b/qt_ui/windows/mission/QEditFlightDialog.py
index 0f94cc42..0faca3c0 100644
--- a/qt_ui/windows/mission/QEditFlightDialog.py
+++ b/qt_ui/windows/mission/QEditFlightDialog.py
@@ -29,6 +29,7 @@ class QEditFlightDialog(QDialog):
 
         self.setWindowTitle("Edit flight")
         self.setWindowIcon(EVENT_ICONS["strike"])
+        self.setModal(True)
 
         layout = QVBoxLayout()