diff --git a/testsuite/reftests/box-order.css b/testsuite/reftests/box-order.css
deleted file mode 100644
index b4ab59b7d4..0000000000
--- a/testsuite/reftests/box-order.css
+++ /dev/null
@@ -1,32 +0,0 @@
-* {
- all: unset;
- color: transparent;
-}
-
-GtkBox *:nth-child(1) {
- background-color: red;
-}
-
-GtkBox *:nth-child(2) {
- background-color: orange;
-}
-
-GtkBox *:nth-child(3) {
- background-color: yellow;
-}
-
-GtkBox *:nth-child(4) {
- background-color: lime;
-}
-
-GtkBox *:nth-child(5) {
- background-color: blue;
-}
-
-GtkBox *:nth-child(6) {
- background-color: indigo;
-}
-
-GtkBox *:nth-child(7) {
- background-color: darkViolet;
-}
diff --git a/testsuite/reftests/box-order.ref.ui b/testsuite/reftests/box-order.ref.ui
deleted file mode 100644
index 192e27a8e7..0000000000
--- a/testsuite/reftests/box-order.ref.ui
+++ /dev/null
@@ -1,225 +0,0 @@
-
-
-
-
diff --git a/testsuite/reftests/box-order.ui b/testsuite/reftests/box-order.ui
deleted file mode 100644
index 06689143e0..0000000000
--- a/testsuite/reftests/box-order.ui
+++ /dev/null
@@ -1,245 +0,0 @@
-
-
-
-
diff --git a/testsuite/reftests/meson.build b/testsuite/reftests/meson.build
index c166233ad9..c20cc99a7a 100644
--- a/testsuite/reftests/meson.build
+++ b/testsuite/reftests/meson.build
@@ -150,9 +150,6 @@ testdata = [
'border-style.ui',
'boxlayout-invisible-child.ref.ui',
'boxlayout-invisible-child.ui',
- 'box-order.css',
- 'box-order.ref.ui',
- 'box-order.ui',
'box-pseudo-classes.css',
'box-pseudo-classes.ref.ui',
'box-pseudo-classes.ui',