diff --git a/tests/cases/conformance/es6/templates/taggedTemplateUntypedTagCall01.ts b/tests/cases/conformance/es6/templates/taggedTemplateUntypedTagCall01.ts
new file mode 100644
index 00000000000..b77e04b3095
--- /dev/null
+++ b/tests/cases/conformance/es6/templates/taggedTemplateUntypedTagCall01.ts
@@ -0,0 +1,2 @@
+var tag: Function;
+tag `Hello world!`;
\ No newline at end of file