diff --git a/src/p_setup.c b/src/p_setup.c
index ba432c13dfb7df45a3c530e86e11e1a09dfba8f8..16503012d86d2fac32955d7a91bdeb04ca1935d8 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -7370,7 +7370,7 @@ static void P_WriteLetter(void)
 {
 	char *buf, *b;
 
-	if (!unlockables[27].unlocked) // pandora's box
+	if (!unlockables[28].unlocked) // pandora's box
 		return;
 
 	if (modeattacking)