diff --git a/1991/fine/demo.sh b/1991/fine/demo.sh
index 96bb82a73..9beddf6a9 100755
--- a/1991/fine/demo.sh
+++ b/1991/fine/demo.sh
@@ -6,7 +6,7 @@
 make all || exit 1
 
 echo -n "Green terra <-> "
-echo "Green terra" |./fine
+echo "Green terra" | ./fine
 
 echo -n "Vex <-> "
 echo "Vex" | ./fine