diff --git a/testsuite/reftests/css-multi-state.css b/testsuite/reftests/css-multi-state.css
index cd834ff1ff..50b6a77fd1 100644
--- a/testsuite/reftests/css-multi-state.css
+++ b/testsuite/reftests/css-multi-state.css
@@ -1,9 +1,13 @@
-GtkToggleButton:checked,
+* {
+  all: unset;
+}
+
+button.toggle:checked,
 #reference:disabled {
   color: lime;
 }
 
-GtkToggleButton:checked,
+button.toggle:checked,
 #reference:checked {
   color: blue;
 }