diff --git a/src/open_samus_returns_rando/files/levels/s110_surfaceb.lua b/src/open_samus_returns_rando/files/levels/s110_surfaceb.lua
index 8ed809a..042f034 100644
--- a/src/open_samus_returns_rando/files/levels/s110_surfaceb.lua
+++ b/src/open_samus_returns_rando/files/levels/s110_surfaceb.lua
@@ -61,7 +61,7 @@ function s110_surfaceb.ElevatorSetTarget(_ARG_0_)
 end
 function s110_surfaceb.InitFromBlackboard()
   s110_surfaceb.SetLowModelsVisibility(false)
-  if Game.GetItemAmount(Game.GetPlayerName(), "ITEM_ADN") < 39 and Game.GetItemAmount(Game.GetPlayerName(), "ITEM_BABY_HATCHLING") < 1 then
+  if Game.GetItemAmount(Game.GetPlayerName(), "ITEM_ADN") > 0 and Game.GetItemAmount(Game.GetPlayerName(), "ITEM_BABY_HATCHLING") < 1 then
     Game.PlayMusicStream(0, "streams/music/t_m2_surface_arr1.wav", -1, -1, -1, 2, 2, 1)
   end
   if Blackboard.GetProp("DEFEATED_ENEMIES", "Ridley") and Game.GetEntity("TG_Ridley_Access") ~= nil then
diff --git a/src/open_samus_returns_rando/files/templates/custom_init.lua b/src/open_samus_returns_rando/files/templates/custom_init.lua
index e671ab9..2c8ee79 100644
--- a/src/open_samus_returns_rando/files/templates/custom_init.lua
+++ b/src/open_samus_returns_rando/files/templates/custom_init.lua
@@ -62,14 +62,10 @@ function Init.InitGameBlackboard()
     end
   end
   Blackboard.SetProp("GAME", "OBJECTIVE_COMPLETE", "b", false)
+  Blackboard.SetProp("PLAYER_INVENTORY", "ITEM_ADN", "f", Init.iRequiredDNA)
   if Init.iRequiredDNA == 0 then
   -- If no DNA is required, then the path to Ridley should always be open
     Blackboard.SetProp("GAME", "OBJECTIVE_COMPLETE", "b", true)
-    Blackboard.SetProp("PLAYER_INVENTORY", "ITEM_ADN", "f", 39)
-  elseif Init.iRequiredDNA <= 39 then
-    Blackboard.SetProp("PLAYER_INVENTORY", "ITEM_ADN", "f", 39 - Init.iRequiredDNA)
-  else
-    Blackboard.SetProp("PLAYER_INVENTORY", "ITEM_ADN", "f", 0)
   end
   Blackboard.SetProp("PLAYER_INVENTORY", "ITEM_METROID_COUNT", "f", 0)
   Blackboard.SetProp("PLAYER_INVENTORY", "ITEM_CURRENT_LIFE", "f", Init.tNewGameInventory.ITEM_MAX_LIFE)
diff --git a/src/open_samus_returns_rando/files/templates/randomizerpowerup.lua b/src/open_samus_returns_rando/files/templates/randomizerpowerup.lua
index cd6ee1f..7ff5b79 100644
--- a/src/open_samus_returns_rando/files/templates/randomizerpowerup.lua
+++ b/src/open_samus_returns_rando/files/templates/randomizerpowerup.lua
@@ -160,7 +160,7 @@ function RandomizerPowerup.HandlePickupResources(progression, actorOrName)
                             Blackboard.SetProp("GAME", scenario .. "_acquired_dna", "i", currentDNA + 1)
                         end
                         Scenario.UpdateDNACounter()
-                        RandomizerPowerup.IncreaseItemAmount("ITEM_ADN", resource.quantity)
+                        RandomizerPowerup.IncreaseItemAmount("ITEM_ADN", -1 * resource.quantity)
                         RandomizerPowerup.ObjectiveComplete()
                     end
                 end
@@ -197,13 +197,7 @@ function RandomizerPowerup.IncreaseAmmo(resource)
 end
 
 function RandomizerPowerup.ObjectiveComplete()
-    local required_dna = 39
-    -- Default required_dna is 39, so change the requirement if set higher in the config
-    if Init.iRequiredDNA > 39 then
-        required_dna = Init.iRequiredDNA
-    end
-
-    if RandomizerPowerup.GetItemAmount("ITEM_ADN") == required_dna then
+    if RandomizerPowerup.GetItemAmount("ITEM_ADN") == 0 and not Blackboard.GetProp("GAME", "OBJECTIVE_COMPLETE") then
         Blackboard.SetProp("GAME", "OBJECTIVE_COMPLETE", "b", true)
         Game.HUDIdleScreenLeave()
         GUILib.BlinkTotalDNACounter()