diff --git a/nexus-constructor.py b/nexus-constructor.py
index 166735819..cf25b6758 100644
--- a/nexus-constructor.py
+++ b/nexus-constructor.py
@@ -76,7 +76,9 @@ def closeEvent(self, event: QCloseEvent) -> None:
         exit(0)
     logging.basicConfig(level=logging.INFO)
     if sys.platform == "darwin":
-        QApplication.setStyle("Fusion")  # this helps macOS but causes Linux GUI to be unusable
+        QApplication.setStyle(
+            "Fusion"
+        )  # this helps macOS but causes Linux GUI to be unusable
     QApplication.setAttribute(QtCore.Qt.AA_EnableHighDpiScaling, True)
     surfaceFormat = QSurfaceFormat()
     surfaceFormat.setSwapInterval(1)