diff --git a/main.lua b/main.lua
index 82c770bb..a1e05053 100644
--- a/main.lua
+++ b/main.lua
@@ -585,6 +585,22 @@ local hasShownAchievementWarning = false
 
 local function renderAchievementInfo()
 	if REPENTANCE and not EID.Config.DisableAchievementCheck and game:GetFrameCount() < 10*30 and game.Challenge == 0 then
+				-- Old Repentance version check; update this to check for the existence of the newest mod API function EID uses
+		-- 1.7.6 (Nov. 16, 2021): The Options object (to read the game's options like HUD Offset)
+		if Options == nil then
+			local demoDescObj = EID:getDescriptionObj(-999, -1, 1)
+			demoDescObj.Name = EID:getDescriptionEntry("AchievementWarningTitle") or ""
+			demoDescObj.Description = EID:getDescriptionEntry("OldGameVersionWarningText") or ""
+			EID:displayPermanentText(demoDescObj)
+			hasShownAchievementWarning = true
+		elseif EID.player:HasCollectible(710) and EID:DetectModdedItems() and EID.Config.DisplayBagOfCrafting ~= "never" and not EID.Config.BagOfCraftingSimplifiedMode then
+			local demoDescObj = EID:getDescriptionObj(-999, -1, 1)
+			demoDescObj.Name = EID:getDescriptionEntry("AchievementWarningTitle") or ""
+			demoDescObj.Description = EID:getDescriptionEntry("ModdedRecipesWarningText") or ""
+			EID:displayPermanentText(demoDescObj)
+			hasShownAchievementWarning = true
+		else
+			-- Achievements Locked Check (do we have Cube of Meat or Book of Revelations unlocked?)
 		local characterID = Game():GetPlayer(0):GetPlayerType()
 		--ID 21 = Tainted Isaac. Tainted characters have definitely beaten Mom! (Fixes Tainted Lost's item pools ruining this check)
 		if characterID < 21 then