1 files changed, 1 insertions, 1 deletions
diff --git a/models.hpp b/models.hpp
index 6444123..7b2f751 100644
--- a/models.hpp
+++ b/models.hpp
@@ -1,7 +1,7 @@
 #ifndef ASCIIROAD_MODELS_H
 #define ASCIIROAD_MODELS_H
 
-#define SUPPORT_CHAR ' '
+#define SUPPORT_CHAR '?'
 /* SUPPORT_CHAR use for support rectangular array */ 
 
 struct object_info {