diff --git a/src/option.h b/src/option.h
index 815a115..5ac54ef 100644
--- a/src/option.h
+++ b/src/option.h
@@ -1238,6 +1238,7 @@
 {
     WV_LIST = 0
     , WV_LCS
+    , WV_FCS
 #ifdef FEAT_ARABIC
     , WV_ARAB
 #endif