diff --git a/Compatibility/pfUI.lua b/Compatibility/pfUI.lua
index 3dd0a0e..0aa8833 100644
--- a/Compatibility/pfUI.lua
+++ b/Compatibility/pfUI.lua
@@ -177,6 +177,27 @@ function Extension.HookPfUILibdebuff()
     return Extension.pfLibDebuffHooked or Extension.pfLibAddEffectHooked
 end
 
+-- Synchronize combo durations to pfUI's libdebuff objects
+function Extension.SyncComboDurationToPfUI(guid, spellID, duration)
+    if not pfUI or not pfUI.api or not pfUI.api.libdebuff then
+        return
+    end
+
+    -- Update pfUI's stored debuff duration
+    local pflib = pfUI.api.libdebuff
+    if pflib.objects and pflib.objects[guid] and pflib.objects[guid][spellID] then
+        local old_duration = pflib.objects[guid][spellID].duration
+        pflib.objects[guid][spellID].duration = duration
+
+        if CleveRoids.debug then
+            DEFAULT_CHAT_FRAME:AddMessage(
+                string.format("|cff00ffaa[pfUI Sync]|r Updated spell %d duration: %ds -> %ds",
+                    spellID, old_duration or 0, duration)
+            )
+        end
+    end
+end
+
 -- Main compatibility check and setup
 function Extension.SetupCompatibility()
     Extension.pfUILoaded = (pfUI ~= nil)
@@ -204,6 +225,9 @@ function Extension.OnLoad()
     Extension.DLOG("Extension pfUI Loaded.")
     Extension.HookMethod(CleveRoids, "GetFocusName", "FocusNameHook", true)
 
+    -- Export extension for external access
+    CleveRoids.Compatibility_pfUI = Extension
+
     -- Initial compatibility check
     Extension.SetupCompatibility()
 end
diff --git a/Utility.lua b/Utility.lua
index 29b9719..81ed0ca 100644
--- a/Utility.lua
+++ b/Utility.lua
@@ -956,6 +956,12 @@ ev:SetScript("OnEvent", function()
           end
           lib:AddEffect(targetGUID, targetName, spellID, duration, 0, "player")
 
+          -- Sync combo duration to pfUI if it's loaded
+          if comboPoints and CleveRoids.Compatibility_pfUI and
+             CleveRoids.Compatibility_pfUI.SyncComboDurationToPfUI then
+            CleveRoids.Compatibility_pfUI.SyncComboDurationToPfUI(targetGUID, spellID, duration)
+          end
+
           -- ALWAYS set up learning for combo spells (even if we have calculated duration)
           if comboPoints then
             lib.learnCastTimers[targetGUID] = lib.learnCastTimers[targetGUID] or {}