diff --git a/src/k_menu.h b/src/k_menu.h
index 8fbaed1bf..84fcba3f6 100644
--- a/src/k_menu.h
+++ b/src/k_menu.h
@@ -736,7 +736,7 @@ extern struct levellist_s {
 	SINT8 cursor;
 	UINT16 y;
 	UINT16 dest;
-	INT16 choosemap;
+	UINT16 choosemap;
 	UINT8 newgametype;
 	UINT8 guessgt;
 	levelsearch_t levelsearch;
diff --git a/src/k_menudraw.c b/src/k_menudraw.c
index 72b26c3b6..9fd148935 100644
--- a/src/k_menudraw.c
+++ b/src/k_menudraw.c
@@ -2439,7 +2439,7 @@ void M_DrawLevelSelect(void)
 
 void M_DrawTimeAttack(void)
 {
-	INT16 map = levellist.choosemap;
+	UINT16 map = levellist.choosemap;
 	INT16 t = (48*menutransition.tics);
 	INT16 leftedge = 149+t+16;
 	INT16 rightedge = 149+t+155;