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-rw-r--r--src/nvim/spell.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/nvim/spell.c b/src/nvim/spell.c
index df29124dea..95948dac78 100644
--- a/src/nvim/spell.c
+++ b/src/nvim/spell.c
@@ -3762,7 +3762,8 @@ static void suggest_trie_walk(suginfo_T *su, langp_T *lp, char_u *fword, bool so
tword[sp->ts_twordlen] = NUL;
if (sp->ts_prefixdepth <= PFD_NOTSPECIAL
- && (sp->ts_flags & TSF_PREFIXOK) == 0) {
+ && (sp->ts_flags & TSF_PREFIXOK) == 0
+ && pbyts != NULL) {
// There was a prefix before the word. Check that the prefix
// can be used with this word.
// Count the length of the NULs in the prefix. If there are