this --> self

diff --git a/Interface/Common.lua b/Interface/Common.lua
index e1481d1..28952a3 100644
--- a/Interface/Common.lua
+++ b/Interface/Common.lua
@@ -129,37 +129,37 @@ do
 	-- (found in RockConfig)

 	-- when pressed, the button should look pressed
-	local function button_OnMouseDown(this)
-		if this:IsEnabled() then
-			this.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Down]])
-			this.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Down]])
-			this.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Down]])
+	local function button_OnMouseDown(self)
+		if self:IsEnabled() then
+			self.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Down]])
+			self.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Down]])
+			self.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Down]])
 		end
 	end

 	-- when depressed, return to normal
-	local function button_OnMouseUp(this)
-		if this:IsEnabled() then
-			this.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
-			this.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
-			this.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
+	local function button_OnMouseUp(self)
+		if self:IsEnabled() then
+			self.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
+			self.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
+			self.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
 		end
 	end

-	local function button_Disable(this)
-		this.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Disabled]])
-		this.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Disabled]])
-		this.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Disabled]])
-		this:__Disable()
-		this:EnableMouse(false)
+	local function button_Disable(self)
+		self.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Disabled]])
+		self.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Disabled]])
+		self.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Disabled]])
+		self:__Disable()
+		self:EnableMouse(false)
 	end

-	local function button_Enable(this)
-		this.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
-		this.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
-		this.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
-		this:__Enable()
-		this:EnableMouse(true)
+	local function button_Enable(self)
+		self.left:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
+		self.middle:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
+		self.right:SetTexture([[Interface\Buttons\UI-Panel-Button-Up]])
+		self:__Enable()
+		self:EnableMouse(true)
 	end

 	function private.GenericCreateButton(name, parent, height, width, font_object, label, justify_h, tip_text, noTextures)
diff --git a/Interface/FilterMenus.lua b/Interface/FilterMenus.lua
index 5a39317..d8382c0 100644
--- a/Interface/FilterMenus.lua
+++ b/Interface/FilterMenus.lua
@@ -1128,14 +1128,14 @@ function private.InitializeFilterPanel()
 		end

 		ARL_MiscAltBtn:SetScript("OnClick",
-					 function(this, button)
+					 function(self, button)
 						 if clicktip then
 							 if not click_info.modified then
 								 clicktip = QTip:Release(clicktip)
 								 table.wipe(click_info)
 							 else
 								 table.wipe(click_info)
-								 GenerateClickableTT(this)
+								 GenerateClickableTT(self)
 							 end
 						 else
 							 clicktip = QTip:Acquire("ARL_Clickable", 1, "CENTER")
@@ -1144,12 +1144,12 @@ function private.InitializeFilterPanel()
 							 if _G.TipTac and _G.TipTac.AddModifiedTip then
 								 _G.TipTac:AddModifiedTip(clicktip, true)
 							 end
-							 GenerateClickableTT(this)
+							 GenerateClickableTT(self)
 						 end
 					 end)

 		ARL_MiscAltBtn:SetScript("OnHide",
-					 function(this, button)
+					 function(self, button)
 						 clicktip = QTip:Release(clicktip)
 						 table.wipe(click_info)
 					 end)
diff --git a/core.lua b/core.lua
index fe10690..907ee3f 100644
--- a/core.lua
+++ b/core.lua
@@ -520,8 +520,8 @@ function addon:OnInitialize()
 			      end)

 	scan_button:SetScript("OnEnter",
-			      function(this)
-				      GameTooltip_SetDefaultAnchor(GameTooltip, this)
+			      function(self)
+				      GameTooltip_SetDefaultAnchor(GameTooltip, self)
 				      GameTooltip:SetText(L["SCAN_RECIPES_DESC"])
 				      GameTooltip:Show()
 			      end)