diff --git a/scan.lua b/scan.lua
index 0db4d13..a19e9b0 100644
--- a/scan.lua
+++ b/scan.lua
@@ -108,9 +108,18 @@ end
 
 -----------------------------------------
 
+function Aux_Scan_ClearTooltip()
+	for j=1, 30 do
+		leftEntry = getglobal('AuxScanTooltipTextLeft'..j):SetText()
+		rightEntry = getglobal('AuxScanTooltipTextRight'..j):SetText()
+	end
+end
+
+-----------------------------------------
+
 function Aux_Scan_ExtractTooltip()
 	local tooltip = {}
-	for j=1, 30 do -- conveniently ignores nils
+	for j=1, 30 do
 		local leftEntry = getglobal('AuxScanTooltipTextLeft'..j):GetText()
 		if leftEntry then
 			tinsert(tooltip, leftEntry)
@@ -152,6 +161,7 @@ function processQueryResults()
 	
 		local name, texture, count, quality, canUse, level, minBid, minIncrement, buyoutPrice, bidAmount, highBidder, owner = GetAuctionItemInfo("list", i)
 		local duration = GetAuctionItemTimeLeft("list", i)
+		Aux_Scan_ClearTooltip()
 		AuxScanTooltip:SetOwner(UIParent, "ANCHOR_NONE");
 		AuxScanTooltip:SetAuctionItem("list", i)
 		AuxScanTooltip:Show()
diff --git a/sell.lua b/sell.lua
index dc59633..8e45cf9 100644
--- a/sell.lua
+++ b/sell.lua
@@ -175,6 +175,8 @@ function Aux_OnNewAuctionUpdate()
 	end
 	
 	local auctionItemName, auctionItemTexture, auctionItemStackSize = GetAuctionSellItemInfo()
+	
+	Aux_Scan_ClearTooltip()
 	AuxScanTooltip:SetOwner(UIParent, "ANCHOR_NONE")
 	AuxScanTooltip:SetAuctionSellItem()
 	AuxScanTooltip:Show()