diff --git a/Tests/LibWeb/Layout/input/document-write-incomplete-tag.html b/Tests/LibWeb/Layout/input/document-write-incomplete-tag.html
index 13a1d1a0ca6..89b771093f1 100644
--- a/Tests/LibWeb/Layout/input/document-write-incomplete-tag.html
+++ b/Tests/LibWeb/Layout/input/document-write-incomplete-tag.html
@@ -3,6 +3,7 @@
 <script type="text/javascript">
     document.write("<p");
     document.write(">hello</p>");
+    document.close();
 </script>
 
 <p>friends!</p>
diff --git a/Tests/LibWeb/Text/input/HTML/document-write-flush-character-insertions.html b/Tests/LibWeb/Text/input/HTML/document-write-flush-character-insertions.html
index 2098b00c670..375e157ba3b 100644
--- a/Tests/LibWeb/Text/input/HTML/document-write-flush-character-insertions.html
+++ b/Tests/LibWeb/Text/input/HTML/document-write-flush-character-insertions.html
@@ -2,5 +2,6 @@
 <script>
     test(() => {
         document.write("PASS");
+        document.close();
     });
 </script>