diff --git a/radio/src/gui/colorlcd/draw_functions.cpp b/radio/src/gui/colorlcd/draw_functions.cpp
index 6bb28c525..0069329b1 100644
--- a/radio/src/gui/colorlcd/draw_functions.cpp
+++ b/radio/src/gui/colorlcd/draw_functions.cpp
@@ -167,16 +167,10 @@ void drawHorizontalSlider(BitmapBuffer * dc, coord_t x, coord_t y, int len, int
   else {
     dc->drawBitmapPattern(x, y + 2, LBM_SLIDER_POINT_OUT, DEFAULT_COLOR);
     dc->drawBitmapPattern(x, y + 2, LBM_SLIDER_POINT_MID, DEFAULT_BGCOLOR);
-    if ((options & INVERS) && (!(options & BLINK) || !BLINK_ON_PHASE))
-      dc->drawBitmapPattern(x, y + 2, LBM_SLIDER_POINT_IN, FOCUS_BGCOLOR);
+    dc->drawBitmapPattern(x, y + 2, LBM_SLIDER_POINT_IN, FOCUS_BGCOLOR);
   }
 }
 
-bool noZero(int val)
-{
-  return val != 0;
-}
-
 void drawGVarValue(BitmapBuffer * dc, coord_t x, coord_t y, uint8_t gvar, gvar_t value, LcdFlags flags)
 {
   uint8_t prec = g_model.gvars[gvar].prec;
@@ -487,7 +481,7 @@ void drawSourceCustomValue(BitmapBuffer * dc, coord_t x, coord_t y, source_t sou
     drawSensorCustomValue(dc, y, source, value, flags);
   }
   else if (source >= MIXSRC_FIRST_TIMER || source == MIXSRC_TX_TIME) {
-    if (value < 0) flags |= BLINK|INVERS;
+    // TODO if (value < 0) flags |= BLINK|INVERS;
     // TODO drawTimer(dc, x, y, value, flags);
   }
   else if (source == MIXSRC_TX_VOLTAGE) {
diff --git a/radio/src/gui/colorlcd/radio_diagkeys.cpp b/radio/src/gui/colorlcd/radio_diagkeys.cpp
index 3ace84dee..f4c4e54ff 100644
--- a/radio/src/gui/colorlcd/radio_diagkeys.cpp
+++ b/radio/src/gui/colorlcd/radio_diagkeys.cpp
@@ -48,8 +48,8 @@ class RadioKeyDiagsWindow : public Window
       char status[2];
       status[0] = t + '0';
       status[1] = '\0';
-
-      dc->drawText(x, y, status, t ? INVERS : 0);
+      // TODO INVERS?
+      dc->drawText(x, y, status, 0);
     }
 
     void paint(BitmapBuffer * dc) override
@@ -70,7 +70,7 @@ class RadioKeyDiagsWindow : public Window
       dc->drawText(TRIM_PLUS_COLUMN, 1, "+");
 
 #if !defined(PCBNV14)
-      //KEYS
+      // KEYS
       for (uint8_t i = KEY_START; i <= 6; i++) {
         coord_t y = 1 + FH * (i - KEY_START);
         dc->drawTextAtIndex(KEY_COLUMN, y, STR_VKEYS, i, 0);
diff --git a/radio/src/thirdparty/libopenui b/radio/src/thirdparty/libopenui
index a2aff466c..d1f0d77d9 160000
--- a/radio/src/thirdparty/libopenui
+++ b/radio/src/thirdparty/libopenui
@@ -1 +1 @@
-Subproject commit a2aff466ca9776b4fe156d823111eac8d667ae71
+Subproject commit d1f0d77d9c7b79735103a9af11a5b23cafd7db64