diff --git a/components/script/dom/url.rs b/components/script/dom/url.rs
index 8f489902747..b31333b7ac2 100644
--- a/components/script/dom/url.rs
+++ b/components/script/dom/url.rs
@@ -57,10 +57,15 @@ impl URL {
 
     pub fn set_query_pairs(&self, pairs: &[(String, String)]) {
         let mut url = self.url.borrow_mut();
-        url.as_mut_url()
-            .query_pairs_mut()
-            .clear()
-            .extend_pairs(pairs);
+
+        if pairs.is_empty() {
+            url.as_mut_url().set_query(None);
+        } else {
+            url.as_mut_url()
+                .query_pairs_mut()
+                .clear()
+                .extend_pairs(pairs);
+        }
     }
 }
 
diff --git a/tests/wpt/metadata/url/urlsearchparams-delete.any.js.ini b/tests/wpt/metadata/url/urlsearchparams-delete.any.js.ini
deleted file mode 100644
index 4afafaec160..00000000000
--- a/tests/wpt/metadata/url/urlsearchparams-delete.any.js.ini
+++ /dev/null
@@ -1,15 +0,0 @@
-[urlsearchparams-delete.any.worker.html]
-  [Removing non-existent param removes ? from URL]
-    expected: FAIL
-
-  [Deleting all params removes ? from URL]
-    expected: FAIL
-
-
-[urlsearchparams-delete.any.html]
-  [Removing non-existent param removes ? from URL]
-    expected: FAIL
-
-  [Deleting all params removes ? from URL]
-    expected: FAIL
-
diff --git a/tests/wpt/metadata/url/urlsearchparams-sort.any.js.ini b/tests/wpt/metadata/url/urlsearchparams-sort.any.js.ini
deleted file mode 100644
index ea25a6c5496..00000000000
--- a/tests/wpt/metadata/url/urlsearchparams-sort.any.js.ini
+++ /dev/null
@@ -1,7 +0,0 @@
-[urlsearchparams-sort.any.html]
-  [Sorting non-existent params removes ? from URL]
-    expected: FAIL
-
-[urlsearchparams-sort.any.worker.html]
-  [Sorting non-existent params removes ? from URL]
-    expected: FAIL