diff --git a/tests/cases/fourslash/docCommentTemplatePrototypeMethod.ts b/tests/cases/fourslash/docCommentTemplatePrototypeMethod.ts
new file mode 100644
index 0000000000000..9031898d52ae0
--- /dev/null
+++ b/tests/cases/fourslash/docCommentTemplatePrototypeMethod.ts
@@ -0,0 +1,15 @@
+/// <reference path='fourslash.ts' />
+// @Filename: foo.js
+
+/////** @class */
+////function C() { }
+/////*above*/
+////C.prototype.method = /*next*/ function (p) {}
+
+for (const marker of test.markerNames()) {
+    verify.docCommentTemplateAt(marker, 8,
+`/**
+ * 
+ * @param {any} p
+ */`);
+}