diff --git a/regress/screen-redraw-floating.sh b/regress/screen-redraw-floating.sh
index c3b65a970..3d36877d8 100644
--- a/regress/screen-redraw-floating.sh
+++ b/regress/screen-redraw-floating.sh
@@ -45,6 +45,7 @@ compare() {
 new_scene() {
 	$TMUX2 neww -d "sh -c 'printf base; exec sleep 100'" || exit 1
 	$TMUX2 selectw -t:\$ || exit 1
+	$TMUX2 killw -a || exit 1
 	$TMUX2 resizew -x$1 -y$2 || exit 1
 }