diff --git a/src/testdir/test_crash.vim b/src/testdir/test_crash.vim
index eef1731..1d4f435 100644
--- a/src/testdir/test_crash.vim
+++ b/src/testdir/test_crash.vim
@@ -142,6 +142,13 @@
     \ '  && echo "crash 3: [OK]" >> '.. result .. "\<cr>")
   call TermWait(buf, 150)
 
+  let file = 'crash/poc_did_set_langmap'
+  let cmn_args = "%s -u NONE -i NONE -n -X -m -n -e -s -S %s -c ':qa!'"
+  let args = printf(cmn_args, vim, file)
+  call term_sendkeys(buf, args ..
+    \ ' ; echo "crash 4: [OK]" >> '.. result .. "\<cr>")
+  call TermWait(buf, 150)
+
   " clean up
   exe buf .. "bw!"
 
@@ -151,6 +158,7 @@
       \ 'crash 1: [OK]',
       \ 'crash 2: [OK]',
       \ 'crash 3: [OK]',
+      \ 'crash 4: [OK]',
       \ ]
 
   call assert_equal(expected, getline(1, '$'))