diff --git a/src/Mod/CAM/InitGui.py b/src/Mod/CAM/InitGui.py
index 8839584de1..570df75b36 100644
--- a/src/Mod/CAM/InitGui.py
+++ b/src/Mod/CAM/InitGui.py
@@ -214,7 +214,9 @@ class CAMWorkbench(Workbench):
             QT_TRANSLATE_NOOP("Workbench", "New Operations"),
             twodopcmdlist + drillingcmdgroup + engravecmdgroup + threedcmdgroup,
         )
-        self.appendToolbar(QT_TRANSLATE_NOOP("Workbench", "Path Modification"), modcmdlist + dressupcmdgroup)
+        self.appendToolbar(
+            QT_TRANSLATE_NOOP("Workbench", "Path Modification"), modcmdlist + dressupcmdgroup
+        )
         if extracmdlist:
             self.appendToolbar(QT_TRANSLATE_NOOP("Workbench", "Helpful Tools"), extracmdlist)