diff --git a/test/test-cache/test-write-error.vim b/test/test-cache/test-write-error.vim
index 3989d7e89c..9915bb911c 100644
--- a/test/test-cache/test-write-error.vim
+++ b/test/test-cache/test-write-error.vim
@@ -8,19 +8,23 @@ let g:vimtex_cache_root = '.'
 
 call vimtex#log#set_silent()
 
-let s:cache_name = 'test-write-error'
-let s:cache_file = s:cache_name . '.json'
-let s:cache = vimtex#cache#open(s:cache_name)
-call s:cache.set('bad', "Usuário")
-call s:cache.write()
+if has('nvim')
+  let s:cache_name = 'test-write-error'
+  let s:cache_file = s:cache_name . '.json'
+  let s:cache = vimtex#cache#open(s:cache_name)
+  call s:cache.set('bad', "Usuário")
+  call s:cache.write()
 
-let s:log = vimtex#log#get()
-call assert_equal(1, len(s:log))
-call assert_equal(
-      \ printf('Could not encode cache "%s"', s:cache_name),
-      \ s:log[0].msg[0]
-      \)
+  let s:log = vimtex#log#get()
+  call assert_equal(1, len(s:log))
+  if len(s:log) > 0
+    call assert_equal(
+          \ printf('Could not encode cache "%s"', s:cache_name),
+          \ s:log[0].msg[0]
+          \)
+  endif
 
-if filereadable(s:cache_file) | call delete(s:cache_file) | endif
+  if filereadable(s:cache_file) | call delete(s:cache_file) | endif
+endif
 
 call vimtex#test#finished()