diff --git a/modules/actionbar.lua b/modules/actionbar.lua
index 9edd0469..ab84ce70 100644
--- a/modules/actionbar.lua
+++ b/modules/actionbar.lua
@@ -755,9 +755,14 @@ pfUI:RegisterModule("actionbar", "vanilla", function ()
   end
 
   local self, button, unlock
+  -- Main update loop with throttle for performance optimization
   local function BarsUpdate(self)
     self = self or this
 
+    -- Throttle for performance
+    if (this.tick_main or 0) > GetTime() then return end
+    this.tick_main = GetTime() + 0.025
+
     -- update buttons whenever a button drag is assumed
     AssumeButtonDrag()
 
@@ -1695,9 +1700,13 @@ pfUI:RegisterModule("actionbar", "vanilla", function ()
       end
     end)
 
-    -- limit events to one per second and smoothen action scanning
+    -- Reagent counter update with throttle for performance optimization
     reagentcounter:SetScript("OnUpdate", function()
-      -- scan one action slot per frame
+      -- Throttle entire function to 10 FPS for smooth scanning
+      if (this.tick_update or 0) > GetTime() then return end
+      this.tick_update = GetTime() + 0.1
+      
+      -- scan one action slot per update
       if this.scan and this.scan <= 120 then
         UpdateSlot(this.scan)
         this.scan = this.scan + 1
diff --git a/modules/minimap.lua b/modules/minimap.lua
index 53bc3374..215f3323 100644
--- a/modules/minimap.lua
+++ b/modules/minimap.lua
@@ -134,8 +134,11 @@ pfUI:RegisterModule("minimap", "vanilla:tbc", function ()
   -- Create coordinates text frame with location configurable
   pfUI.minimapCoordinates = CreateFrame("Frame", "pfMinimapCoord", pfUI.minimap)
   pfUI.minimapCoordinates:SetScript("OnUpdate", function()
-    -- update coords every 0.1 seconds
-    if C.appearance.minimap.coordstext ~= "off" and ( this.tick or .1) > GetTime() then return else this.tick = GetTime() + .1 end
+    -- Throttle to update coords every 0.1 seconds
+    if ( this.tick or 0) > GetTime() then return end
+    this.tick = GetTime() + .1
+    
+    if C.appearance.minimap.coordstext == "off" then return end
 
     this.posX, this.posY = GetPlayerMapPosition("player")
     if this.posX ~= 0 and this.posY ~= 0 then