1 files changed, 1 insertions, 0 deletions

diff --git a/ttd.h b/ttd.h
index 24b193b0c..33cc3c13d 100644
--- a/ttd.h
+++ b/ttd.h
@@ -425,6 +425,7 @@ enum {
 	WC_CUSTOM_CURRENCY = 0x4B,
 	WC_REPLACE_VEHICLE = 0x4C,
 	WC_HIGHSCORE_ENDSCREEN = 0x4D,
+	WC_SIGN_LIST = 0x4E,
 };