diff --git a/ButteredToast4.inform/Source/story.ni b/ButteredToast4.inform/Source/story.ni
index 17409a3..44a27b8 100644
--- a/ButteredToast4.inform/Source/story.ni
+++ b/ButteredToast4.inform/Source/story.ni
@@ -240,6 +240,7 @@ Carry out talking when the noun is Cheese Shop Dancer:
 	GAME PROGRESSING ACTIONS
 ]
 
+Cheese Shop Solved is a truth state that varies. Cheese Shop Solved is false.
 Instead of asking when the noun is Cheese Shopkeep:
 	if the second noun is cheddar:
 		say "Cheese Shopkeep frowns slightly but returns to their vapid smile and says 'Well, we don't get much call for it around here, sir!'";
@@ -255,7 +256,9 @@ Instead of asking when the noun is Cheese Shopkeep:
 		say "[paragraph break](A short, awkward pause.)";
 		say "[paragraph break]Cheese Shopkeep says 'No, not really. Not a scrap.'";
 		say "(You hear the unlocking of the Cheese Shop Door)";
-		increase the score of the player by 10;
+		if Cheese Shop Solved is false:
+			increase the score of the player by 10;
+			now Cheese Shop Solved is true;
 		now the Cheese Shop Door is unlocked;
 	otherwise:
 		say "Cheese Shopkeep looks at you, smiles, and politely says 'I'm sorry, but we don't carry [the second noun].'";