1 files changed, 1 insertions, 0 deletions
diff --git a/nullgame.c b/nullgame.c
index 67982b9..a318131 100644
--- a/nullgame.c
+++ b/nullgame.c
@@ -21,6 +21,7 @@
 #include "puzzles.h"
 
 const char *const game_name = "Null Game";
+const char *const game_winhelp_topic = NULL;
 const int game_can_configure = FALSE;
 
 enum {