diff --git a/modules/game_interface/widgets/uiitem.lua b/modules/game_interface/widgets/uiitem.lua
index 4408c25a..22dfeb44 100644
--- a/modules/game_interface/widgets/uiitem.lua
+++ b/modules/game_interface/widgets/uiitem.lua
@@ -23,16 +23,16 @@ function UIItem:onDrop(widget, mousePos)
 
   if not widget or not widget.currentDragThing then return false end
 
-  local thing = widget.currentDragThing
+  local item = widget.currentDragThing
   local toPos = self.position
 
-  local thingPos = thing:getPosition()
-  if thingPos.x == toPos.x and thingPos.y == toPos.y and thingPos.z == toPos.z then return false end
+  local itemPos = item:getPosition()
+  if itemPos.x == toPos.x and itemPos.y == toPos.y and itemPos.z == toPos.z then return false end
 
-  if thing:getCount() > 1 then
-    GameInterface.moveStackableItem(thing, toPos)
+  if item:getCount() > 1 then
+    GameInterface.moveStackableItem(item, toPos)
   else
-    g_game.move(thing, toPos, 1)
+    g_game.move(item, toPos, 1)
   end
 
   self:setBorderWidth(0)
diff --git a/modules/game_minimap/minimap.lua b/modules/game_minimap/minimap.lua
index 5c767409..f4aec99d 100644
--- a/modules/game_minimap/minimap.lua
+++ b/modules/game_minimap/minimap.lua
@@ -137,11 +137,11 @@ function Minimap.onButtonClick(id)
     minimapWidget:setZoom(math.max(minimapWidget:getMaxZoomIn(), minimapWidget:getZoom()-15))
   elseif id == "zoomOut" then
     minimapWidget:setZoom(math.min(minimapWidget:getMaxZoomOut(), minimapWidget:getZoom()+15))
-  elseif id == "levelUp" then
+  elseif id == "floorUp" then
     local pos = minimapWidget:getCameraPosition()
     pos.z = pos.z - 1
     minimapWidget:setCameraPosition(pos)
-  elseif id == "levelDown" then
+  elseif id == "floorDown" then
     local pos = minimapWidget:getCameraPosition()
     pos.z = pos.z + 1
     minimapWidget:setCameraPosition(pos)
diff --git a/modules/game_minimap/minimap.otui b/modules/game_minimap/minimap.otui
index 3b7b3089..cd06b3b4 100644
--- a/modules/game_minimap/minimap.otui
+++ b/modules/game_minimap/minimap.otui
@@ -78,18 +78,18 @@ MiniWindow
         image-color: #ffffff88
         
     FloorUpControl
-      id: levelUp
-      anchors.left:  minimap.right
-      anchors.top:  compass.bottom
+      id: floorUp
+      anchors.left: minimap.right
+      anchors.top: compass.bottom
       margin-top: 10
       margin-left: 15
       enabled: true
       @onClick: Minimap.onButtonClick(self:getId())
       
     FloorDownControl
-      id: levelDown
-      anchors.left: levelUp.left
-      anchors.top: levelUp.bottom
+      id: floorDown
+      anchors.left: floorUp.left
+      anchors.top: floorUp.bottom
       margin-top: 4
       enabled: true
       @onClick: Minimap.onButtonClick(self:getId())
@@ -98,8 +98,8 @@ MiniWindow
       id: zoomIn
       text: +
       size: 16 16
-      anchors.left: levelUp.right
-      anchors.top: levelUp.top
+      anchors.left: floorUp.right
+      anchors.top: floorUp.top
       margin-left: 10
       enabled: true
       @onClick: Minimap.onButtonClick(self:getId())
@@ -109,8 +109,8 @@ MiniWindow
       text: -
       font: terminus-14px-bold
       size: 16 16
-      anchors.left: levelDown.right
-      anchors.top: levelDown.top
+      anchors.left: floorDown.right
+      anchors.top: floorDown.top
       margin-left: 10
       enabled: true
       @onClick: Minimap.onButtonClick(self:getId())