diff --git a/core b/core
index db3924e..9e6e960 160000
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit db3924e25d98b942b4bc9fe81cb8bb8ada8a1fb1
+Subproject commit 9e6e960796bd66bc050f2d111ecdab6c309a0874
diff --git a/drawing/Common.lua b/drawing/Common.lua
index 10457cc..f5aba34 100644
--- a/drawing/Common.lua
+++ b/drawing/Common.lua
@@ -218,12 +218,7 @@ end
 
 M.initRing = function(x, y, r)
    return _G_Widget_.Arc(
-      _G_Widget_.make_semicircle(
-         _G_Widget_.make_point(x, y),
-         r,
-         0,
-         360
-      ),
+      _G_Widget_.make_semicircle(x, y, r, 0, 360),
       _G_Widget_.arc_style(
          2,
          _G_Patterns_.BORDER_FG
diff --git a/drawing/Memory.lua b/drawing/Memory.lua
index 55e4b6a..62d991b 100644
--- a/drawing/Memory.lua
+++ b/drawing/Memory.lua
@@ -55,12 +55,7 @@ local DIAL_X = _G_INIT_DATA_.RIGHT_X + DIAL_RADIUS + _DIAL_THICKNESS_ / 2
 local DIAL_Y = header.bottom_y + DIAL_RADIUS + _DIAL_THICKNESS_ / 2
 
 local dial = _G_Widget_.Dial(
-   _G_Widget_.make_semicircle(
-      _G_Widget_.make_point(DIAL_X, DIAL_Y),
-      DIAL_RADIUS,
-      90,
-      360
-   ),
+   _G_Widget_.make_semicircle(DIAL_X, DIAL_Y, DIAL_RADIUS, 90, 360),
    _G_Widget_.arc_style(
       _DIAL_THICKNESS_,
       _G_Patterns_.INDICATOR_BG
@@ -72,12 +67,7 @@ local dial = _G_Widget_.Dial(
    )
 )
 local cache_arc = _G_Widget_.Arc(
-   _G_Widget_.make_semicircle(
-      _G_Widget_.make_point(DIAL_X, DIAL_Y),
-      DIAL_RADIUS,
-      90,
-      360
-   ),
+   _G_Widget_.make_semicircle(DIAL_X, DIAL_Y, DIAL_RADIUS, 90, 360),
    _G_Widget_.arc_style(
       _DIAL_THICKNESS_,
       _G_Patterns_.INDICATOR_FG_SECONDARY
diff --git a/drawing/Processor.lua b/drawing/Processor.lua
index f18a713..cd12737 100644
--- a/drawing/Processor.lua
+++ b/drawing/Processor.lua
@@ -57,12 +57,7 @@ local _create_core_ = function(cores, id, x, y)
 
    cores[id +1] = {
 	  dials = _G_Widget_.CompoundDial(
-         _G_Widget_.make_semicircle(
-            _G_Widget_.make_point(x, y),
-            _DIAL_OUTER_RADIUS_,
-            90,
-            360
-         ),
+         _G_Widget_.make_semicircle(x, y, _DIAL_OUTER_RADIUS_, 90, 360),
          _G_Widget_.arc_style(
             _DIAL_THICKNESS_,
             _G_Patterns_.INDICATOR_BG