diff --git a/src/Mod/CAM/Path/Tool/Gui/BitLibrary.py b/src/Mod/CAM/Path/Tool/Gui/BitLibrary.py
index 743419b1f5..e1835b8c04 100644
--- a/src/Mod/CAM/Path/Tool/Gui/BitLibrary.py
+++ b/src/Mod/CAM/Path/Tool/Gui/BitLibrary.py
@@ -611,7 +611,7 @@ class ToolBitLibrary(object):
         self.temptool = None
 
         # add it to the model
-        self.factory.newTool(self.toolModel, fullpath)
+        self.factory.new_tool(self.toolModel, fullpath)
 
     def toolBitExisting(self):
 
@@ -626,7 +626,7 @@ class ToolBitLibrary(object):
             fname = os.path.splitext(fil)[0]
             fullpath = "{}{}{}.fctb".format(loc, os.path.sep, fname)
 
-            self.factory.newTool(self.toolModel, fullpath)
+            self.factory.new_tool(self.toolModel, fullpath)
 
     def toolDelete(self):
         Path.Log.track()