diff --git a/test/server-side-rendering/index.js b/test/server-side-rendering/index.js
index ee1319845dfe..966ff0719270 100644
--- a/test/server-side-rendering/index.js
+++ b/test/server-side-rendering/index.js
@@ -76,7 +76,11 @@ describe("ssr", () => {
 				if (css.code) fs.writeFileSync(`${dir}/_actual.css`, css.code);
 
 				try {
-					assert.htmlEqual(html, expectedHtml);
+					if (compileOptions.preserveComments) {
+						assert.equal(html.trim(), expectedHtml.trim());
+					} else {
+						assert.htmlEqual(html, expectedHtml);
+					}
 				} catch (error) {
 					if (shouldUpdateExpected()) {
 						fs.writeFileSync(`${dir}/_expected.html`, html);
diff --git a/test/server-side-rendering/samples/comment-preserve/_config.js b/test/server-side-rendering/samples/comment-preserve/_config.js
new file mode 100644
index 000000000000..f440f8601378
--- /dev/null
+++ b/test/server-side-rendering/samples/comment-preserve/_config.js
@@ -0,0 +1,5 @@
+export default {
+	compileOptions: {
+		preserveComments: true
+	}
+};
diff --git a/test/server-side-rendering/samples/comment-preserve/_expected.html b/test/server-side-rendering/samples/comment-preserve/_expected.html
new file mode 100644
index 000000000000..8ecd344816d1
--- /dev/null
+++ b/test/server-side-rendering/samples/comment-preserve/_expected.html
@@ -0,0 +1,3 @@
+<p>before</p>
+<!-- a comment -->
+<p>after</p>
diff --git a/test/server-side-rendering/samples/comment-preserve/main.svelte b/test/server-side-rendering/samples/comment-preserve/main.svelte
new file mode 100644
index 000000000000..8ecd344816d1
--- /dev/null
+++ b/test/server-side-rendering/samples/comment-preserve/main.svelte
@@ -0,0 +1,3 @@
+<p>before</p>
+<!-- a comment -->
+<p>after</p>