diff --git a/src/testdir/test_lambda.vim b/src/testdir/test_lambda.vim
index 901d535..a95d591 100644
--- a/src/testdir/test_lambda.vim
+++ b/src/testdir/test_lambda.vim
@@ -284,3 +284,9 @@
   call test_garbagecollect_now()
   call assert_equal(14, s:Abar())
 endfunc
+
+func Test_lambda_with_index()
+  let List = {x -> [x]}
+  let Extract = {-> function(List, ['foobar'])()[0]}
+  call assert_equal('foobar', Extract())
+endfunc