diff --git a/src/dehacked.c b/src/dehacked.c
index 46fd207c..cc81600a 100644
--- a/src/dehacked.c
+++ b/src/dehacked.c
@@ -8340,6 +8340,7 @@ static const char *const KARTSTUFF_LIST[] = {
 	"NEXTCHECK",
 	"WAYPOINT",
 	"STARPOSTWP",
+	"STARPOSTFLIP",
 	"RESPAWN",
 	"DROPDASH",
 
@@ -9354,6 +9355,12 @@ void DEH_Check(void)
 	const size_t dehpowers = sizeof(POWERS_LIST)/sizeof(const char*);
 	const size_t dehkartstuff = sizeof(KARTSTUFF_LIST)/sizeof(const char*);
 	const size_t dehcolors = sizeof(COLOR_ENUMS)/sizeof(const char*);
+#ifdef HAVE_BLUA
+	const size_t dehkartstuff = sizeof(KARTSTUFF_LIST)/sizeof(const char *);
+
+	if (dehkartstuff != NUMKARTSTUFF)
+		I_Error("You forgot to update the Dehacked kartstuff list, you dolt!\n(%d props defined, versus %s in the Dehacked list)\n", NUMKARTSTUFF, sizeu1(dehstates));
+#endif
 
 	if (dehstates != S_FIRSTFREESLOT)
 		I_Error("You forgot to update the Dehacked states list, you dolt!\n(%d states defined, versus %s in the Dehacked list)\n", S_FIRSTFREESLOT, sizeu1(dehstates));