diff --git a/tests/manual/tickets/1088/1.html b/tests/manual/tickets/1088/1.html
index 647ee42c9..efcb091f2 100644
--- a/tests/manual/tickets/1088/1.html
+++ b/tests/manual/tickets/1088/1.html
@@ -17,7 +17,7 @@ <h3>Heading 2 (disallowed: italic)</h3>
 			<li><a href="https://ckeditor.com"><b>List item with link and bold</b></a></li>
 		</ul>
 
-		<h4><b>Heading 3 with bold</b></h4>
+		<h4><b><i>Heading 3 with bold and italic</i></b></h4>
 
 		<div><b>Just a text with bold</b></div>
 
diff --git a/tests/manual/tickets/1088/1.md b/tests/manual/tickets/1088/1.md
index 341b1f9c5..0acf53214 100644
--- a/tests/manual/tickets/1088/1.md
+++ b/tests/manual/tickets/1088/1.md
@@ -3,8 +3,9 @@
 ### Simple scenario.
 
 1. Copy a paragraph with italic and link.
-2. Paste it to the Heading 1. Inserted text should be not stripped.
+2. Paste it to the Heading 1. Inserted text should be stripped
 3. Paste it to the Heading 2. Inserted text should be a link only.
+4. Paste it to paragraph. Inserted text should not be stripped.
 
 ### Simple scenario (element).
 
@@ -25,6 +26,6 @@
 
 ### Auto paragraphing (disallowed block).
 
-1. Copy Heading 3 with bold
+1. Copy Heading 3 with bold and italic.
 2. Select all content in the editor.
 3. Paste copied text. Inserted content should be a paragraph and should be stripped from bold.