diff --git a/CHANGELOG.md b/CHANGELOG.md
index dc1995b6..d3dc9781 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,7 @@ CHANGELOG for FlatCAM beta
 27.10.2020
 
 - created custom classes derived from TextEdit and from LineEdit where I overloaded the context menu and I made all the other classes that were inheriting from them to inherit from those new classes
+- minor fix in ToolsDB2UI
 
 26.10.2020
 
diff --git a/appDatabase.py b/appDatabase.py
index baebaa8d..b2bda071 100644
--- a/appDatabase.py
+++ b/appDatabase.py
@@ -177,20 +177,19 @@ class ToolsDB2UI:
         descript_vlay.addLayout(tools_vlay)
         descript_vlay.addStretch()
 
-        milling_vlay = QtWidgets.QVBoxLayout()
-        milling_vlay.addWidget(self.milling_box)
-        milling_vlay.addStretch()
+        mill_vlay = QtWidgets.QVBoxLayout()
+        mill_vlay.addWidget(self.milling_box)
+        mill_vlay.addStretch()
 
         drilling_vlay = QtWidgets.QVBoxLayout()
         drilling_vlay.addWidget(self.drill_box)
 
         param_hlay.addLayout(descript_vlay)
-        param_hlay.addLayout(milling_vlay)
         param_hlay.addLayout(drilling_vlay)
         param_hlay.addLayout(tools_vlay)
 
         # always visible, always to be included last
-        param_hlay.addLayout(milling_vlay)
+        param_hlay.addLayout(mill_vlay)
 
         param_hlay.addStretch()