1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/spell.c b/src/nvim/spell.c
index d1d1b9180f..84875261f1 100644
--- a/src/nvim/spell.c
+++ b/src/nvim/spell.c
@@ -3621,7 +3621,7 @@ bool valid_spellfile(const char *val)
   FUNC_ATTR_NONNULL_ALL FUNC_ATTR_PURE FUNC_ATTR_WARN_UNUSED_RESULT
 {
   for (const char *s = val; *s != NUL; s++) {
-    if (!vim_isfilec((uint8_t)(*s)) && *s != ',' && *s != ' ') {
+    if (!vim_is_fname_char((uint8_t)(*s))) {
       return false;
     }
   }