diff --git a/WeakAuras/SubRegionTypes/Tick.lua b/WeakAuras/SubRegionTypes/Tick.lua
index e88b9a3..cdd5d83 100644
--- a/WeakAuras/SubRegionTypes/Tick.lua
+++ b/WeakAuras/SubRegionTypes/Tick.lua
@@ -136,7 +136,7 @@ local funcs = {
     end
   end,
   UpdateVisible = function(self)
-    local missingProgress = self.tick_placement_mode == "AtValue" and not self.trigger_total
+    local missingProgress = self.tick_placement_mode ~= "AtPercent" and not self.trigger_total
     if self.tick_visible and not missingProgress then
       self:Show()
     else
@@ -185,16 +185,15 @@ local funcs = {
     if self.tick_placement_mode == "AtValue" then
       local percent = self.trigger_total and self.trigger_total ~= 0 and self.tick_placement / self.trigger_total
 
-      if not self.trigger_total or percent < 0 or percent > 1 then
+      if not self.trigger_total or percent and percent < 0 or percent > 1 then
         hide = true
         offset = 0
       else
         offset = percent * width
       end
     elseif self.tick_placement_mode == "AtMissingValue" then
-      local percent = self.trigger_total and self.trigger_total ~= 0 and self.tick_placement / self.trigger_total
-      percent = 1 - percent
-      if not self.trigger_total or percent < 0 or percent > 1 then
+      local percent = self.trigger_total and self.trigger_total ~= 0 and 1 - (self.tick_placement / self.trigger_total)
+      if not self.trigger_total or percent and percent < 0 or percent > 1 then
         hide = true
         offset = 0
       else
diff --git a/WeakAurasOptions/SubRegionOptions/Tick.lua b/WeakAurasOptions/SubRegionOptions/Tick.lua
index 2ce19cc..d10698d 100644
--- a/WeakAurasOptions/SubRegionOptions/Tick.lua
+++ b/WeakAurasOptions/SubRegionOptions/Tick.lua
@@ -48,7 +48,6 @@ local function createOptions(parentData, data, index, subIndex)
       name = L["Tick Mode"],
       order = 3,
       values = WeakAuras.tick_placement_modes,
-      desc = L["Relative mode positions the tick at the position relative to the total width of the progress bar.\nAbsolute mode positions the tick at a fixed value."],
     },
     tick_placement = {
       type = "input",