diff --git a/build.sh b/build.sh
index 791195a..a16d14c 100755
--- a/build.sh
+++ b/build.sh
@@ -56,7 +56,7 @@ $cdir/py3/bin/python $cdir/app/sage.py -p 9181 -w $cdir &
 exit 0
 EOF
 cat > $cdir/stop.sh <<EOF
-for p in 9180 8181
+for p in 9180 9181
 do
 	PID=\$(lsof -t -i:\$p)
 	kill -9 \$PID