diff --git a/tests/unit/style/media_queries.rs b/tests/unit/style/media_queries.rs
index 4d3cf9e98a2..95182676e3c 100644
--- a/tests/unit/style/media_queries.rs
+++ b/tests/unit/style/media_queries.rs
@@ -321,11 +321,12 @@ fn test_mq_multiple_expressions() {
 #[test]
 fn test_mq_malformed_expressions() {
     fn check_malformed_expr(list: &MediaList, css: &str) {
-        assert!(list.media_queries.len() == 1, css.to_owned());
-        let q = &list.media_queries[0];
-        assert!(q.qualifier == Some(Qualifier::Not), css.to_owned());
-        assert!(q.media_type == MediaQueryType::All, css.to_owned());
-        assert!(q.expressions.len() == 0, css.to_owned());
+        assert!(!list.media_queries.is_empty(), css.to_owned());
+        for mq in &list.media_queries {
+            assert!(mq.qualifier == Some(Qualifier::Not), css.to_owned());
+            assert!(mq.media_type == MediaQueryType::All, css.to_owned());
+            assert!(mq.expressions.is_empty(), css.to_owned());
+        }
     }
 
     for rule in &[
@@ -335,8 +336,6 @@ fn test_mq_malformed_expressions() {
         "@media not {}",
         "@media not (min-width: 300px) {}",
         "@media , {}",
-        "@media screen 4px, print {}",
-        "@media screen, {}",
     ] {
         test_media_rule(rule, check_malformed_expr);
     }