diff --git a/src/Paper-Bin.c b/src/Paper-Bin.c
index afda5a6..a83fa57 100644
--- a/src/Paper-Bin.c
+++ b/src/Paper-Bin.c
@@ -218,6 +218,10 @@ void Generatefield() {
 		field[20][1] = windForce < 0 ? (windForce * -1 + '0') : (windForce + '0');
 	}
 
+    if (wallX > 0 && wallY > 0 && wallLength == 1)
+	{
+		field[wallX][wallY] = '_';
+	}
 }
 
 void addScoreboard()