diff --git a/test/unit/parser.test.js b/test/unit/parser.test.js
index 786df04ce4..74446d83d7 100644
--- a/test/unit/parser.test.js
+++ b/test/unit/parser.test.js
@@ -183,6 +183,9 @@ test('includeFile replaces <include src="include.md#doesNotExist"> with error <d
 
   const include = ['# Include'].join('\n');
 
+  const expectedErrorMessage = `No such segment 'doesNotExist' in file: ${includePath}`
+    + `\nMissing reference in ${indexPath}`;
+
   const json = {
     'index.md': index,
     'include.md': include,
@@ -192,7 +195,11 @@ test('includeFile replaces <include src="include.md#doesNotExist"> with error <d
   const baseUrlMap = {};
   baseUrlMap[ROOT_PATH] = true;
 
-  const markbinder = new MarkBind();
+  const markbinder = new MarkBind({
+    errorHandler: (e) => {
+      expect(e.message).toEqual(expectedErrorMessage);
+    },
+  });
   const result = await markbinder.includeFile(indexPath, {
     baseUrlMap,
     rootPath: ROOT_PATH,
@@ -201,8 +208,7 @@ test('includeFile replaces <include src="include.md#doesNotExist"> with error <d
 
   const expected = [
     '# Index',
-    `<div style="color: red">No such segment 'doesNotExist' in file: ${includePath}`,
-    `Missing reference in ${indexPath}</div>`,
+    `<div style="color: red">${expectedErrorMessage}</div>`,
     '',
   ].join('\n');